diff --git a/api/tests/integration/ref/formats/cdx.py.out b/api/tests/integration/ref/formats/cdx.py.out
index 55eebe0726..bf2bd4bdf4 100644
--- a/api/tests/integration/ref/formats/cdx.py.out
+++ b/api/tests/integration/ref/formats/cdx.py.out
@@ -115,25 +115,21 @@ M  STY  4   1 SUP   2 SUP   3 SUP   4 SUP
 M  SLB  4   1   1   2   2   3   3   4   4
 M  SAL   1  5   1   2   3   4   5
 M  SMT   1 bAla
-M  SDS EXP  1   1
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   2  8   6   7   8   9  10  11  12  13
 M  SAL   2  6  14  15  16  17  18  19
 M  SMT   2 D-Trp
-M  SDS EXP  1   2
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   3  8  20  21  22  23  24  25  26  27
 M  SAL   3  6  28  29  30  31  32  33
 M  SMT   3 Trp
-M  SDS EXP  1   3
 M  SDI   3  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   3  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   4  8  34  35  36  37  38  39  40  41
 M  SAL   4  8  42  43  44  45  46  47  48  49
 M  SMT   4 PAThr
-M  SDS EXP  1   4
 M  SDI   4  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   4  4    0.0000    0.0000    0.0000    0.0000
 M  END
diff --git a/api/tests/integration/ref/formats/cdxml_ket_expanded.py.out b/api/tests/integration/ref/formats/cdxml_ket_expanded.py.out
deleted file mode 100644
index 38d27e15dc..0000000000
--- a/api/tests/integration/ref/formats/cdxml_ket_expanded.py.out
+++ /dev/null
@@ -1,127 +0,0 @@
-*** CDXML to KET ***
-{
-    "root": {
-        "nodes": [
-            {
-                "$ref": "mol0"
-            },
-            {
-                "$ref": "mol1"
-            }
-        ]
-    },
-    "mol0": {
-        "type": "molecule",
-        "atoms": [
-            {
-                "label": "C",
-                "location": [
-                    1.8660635948181153,
-                    -2.6999735832214357,
-                    0.0
-                ]
-            },
-            {
-                "label": "C",
-                "location": [
-                    1.0,
-                    -3.199960231781006,
-                    0.0
-                ]
-            },
-            {
-                "label": "O",
-                "location": [
-                    1.8660635948181153,
-                    -1.700000286102295,
-                    0.0
-                ]
-            }
-        ],
-        "bonds": [
-            {
-                "type": 1,
-                "atoms": [
-                    1,
-                    0
-                ]
-            },
-            {
-                "type": 2,
-                "atoms": [
-                    0,
-                    2
-                ]
-            }
-        ],
-        "sgroups": [
-            {
-                "type": "SUP",
-                "atoms": [
-                    0,
-                    1,
-                    2
-                ],
-                "name": "Ac",
-                "expanded": true
-            }
-        ]
-    },
-    "mol1": {
-        "type": "molecule",
-        "atoms": [
-            {
-                "label": "C",
-                "location": [
-                    6.266063213348389,
-                    -1.9999737739562989,
-                    0.0
-                ]
-            },
-            {
-                "label": "C",
-                "location": [
-                    5.400000095367432,
-                    -2.499960422515869,
-                    0.0
-                ]
-            },
-            {
-                "label": "O",
-                "location": [
-                    6.266063213348389,
-                    -1.0,
-                    0.0
-                ]
-            }
-        ],
-        "bonds": [
-            {
-                "type": 1,
-                "atoms": [
-                    1,
-                    0
-                ]
-            },
-            {
-                "type": 2,
-                "atoms": [
-                    0,
-                    2
-                ]
-            }
-        ],
-        "sgroups": [
-            {
-                "type": "SUP",
-                "atoms": [
-                    0,
-                    1,
-                    2
-                ],
-                "name": "Ac",
-                "expanded": true
-            }
-        ]
-    }
-}
\ No newline at end of file
diff --git a/api/tests/integration/ref/formats/cdxml_to_mol.py.out b/api/tests/integration/ref/formats/cdxml_to_mol.py.out
index f3a9e618a7..9bfd7454be 100644
--- a/api/tests/integration/ref/formats/cdxml_to_mol.py.out
+++ b/api/tests/integration/ref/formats/cdxml_to_mol.py.out
@@ -101,28 +101,23 @@ M  STY  5   1 SUP   2 SUP   3 SUP   4 SUP   5 SUP
 M  SLB  5   1   1   2   2   3   3   4   4   5   5
 M  SAL   1  8  13  14  15  16  17  18  19  20
 M  SMT   1 OBn
-M  SDS EXP  1   1
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   2  1  28
 M  SMT   2 OR
-M  SDS EXP  1   2
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   3  2  31  32
 M  SMT   3 OCH3
-M  SDS EXP  1   3
 M  SDI   3  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   3  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   4  2  35  36
 M  SMT   4 OCH3
-M  SDS EXP  1   4
 M  SDI   4  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   4  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   5  8  37  38  39  40  41  42  43  44
 M  SAL   5  1  45
 M  SMT   5 O2SPh
-M  SDS EXP  1   5
 M  SDI   5  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   5  4    0.0000    0.0000    0.0000    0.0000
 M  END
@@ -322,12 +317,10 @@ M  STY  2   1 SUP   2 SUP
 M  SLB  2   1   1   2   2
 M  SAL   1  2   9  10
 M  SMT   1 HATU
-M  SDS EXP  1   1
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   2  2  19  20
 M  SMT   2 DCM
-M  SDS EXP  1   2
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  END
@@ -418,7 +411,6 @@ M  SLB  4   1   1   2   2   3   3   4   4
 M  SCN  1   4 HT 
 M  SAL   1  4   1   2   3   4
 M  SMT   1 test
-M  SDS EXP  1   1
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   2  4  11  12  13  14
@@ -857,25 +849,21 @@ M  STY  4   1 SUP   2 SUP   3 SUP   4 SUP
 M  SLB  4   1   1   2   2   3   3   4   4
 M  SAL   1  5   1   2   3   4   5
 M  SMT   1 bAla
-M  SDS EXP  1   1
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   1  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   2  8   6   7   8   9  10  11  12  13
 M  SAL   2  6  14  15  16  17  18  19
 M  SMT   2 D-Trp
-M  SDS EXP  1   2
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   2  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   3  8  20  21  22  23  24  25  26  27
 M  SAL   3  6  28  29  30  31  32  33
 M  SMT   3 Trp
-M  SDS EXP  1   3
 M  SDI   3  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   3  4    0.0000    0.0000    0.0000    0.0000
 M  SAL   4  8  34  35  36  37  38  39  40  41
 M  SAL   4  8  42  43  44  45  46  47  48  49
 M  SMT   4 PAThr
-M  SDS EXP  1   4
 M  SDI   4  4    0.0000    0.0000    0.0000    0.0000
 M  SDI   4  4    0.0000    0.0000    0.0000    0.0000
 M  END
diff --git a/api/tests/integration/tests/formats/cdxml_ket_expanded.py b/api/tests/integration/tests/formats/cdxml_ket_expanded.py
deleted file mode 100644
index 094722dddc..0000000000
--- a/api/tests/integration/tests/formats/cdxml_ket_expanded.py
+++ /dev/null
@@ -1,21 +0,0 @@
-import os
-import sys
-
-sys.path.append(
-    os.path.normpath(
-        os.path.join(os.path.abspath(__file__), "..", "..", "..", "common")
-    )
-)
-
-from env_indigo import *  # noqa
-
-indigo = Indigo()
-
-indigo.setOption("json-saving-pretty", True)
-print("*** CDXML to KET ***")
-ref_path = joinPathPy("ref/", __file__)
-mol = indigo.loadMoleculeFromFile(
-    joinPathPy("ref/cdxml_ket_expanded.cdxml", __file__)
-)
-
-print(mol.json())
diff --git a/api/tests/integration/tests/formats/ref/cdxml_ket_expanded.cdxml b/api/tests/integration/tests/formats/ref/cdxml_ket_expanded.cdxml
deleted file mode 100644
index f56db97c3c..0000000000
--- a/api/tests/integration/tests/formats/ref/cdxml_ket_expanded.cdxml
+++ /dev/null
@@ -1,55 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE CDXML SYSTEM "http://www.cambridgesoft.com/xml/cdxml.dtd">
-<CDXML BondLength="30.000000" LabelFont="3" CaptionFont="4">
-    <fonttable id="1">
-        <font id="2" charset="utf-8" name="Arial"/>
-        <font id="3" charset="utf-8" name="Times New Roman"/>
-    </fonttable>
-    <colortable>
-        <color r="1" g="1" b="1"/>
-        <color r="0" g="0" b="0"/>
-        <color r="1" g="0" b="0"/>
-        <color r="1" g="1" b="0"/>
-        <color r="0" g="1" b="0"/>
-        <color r="0" g="1" b="1"/>
-        <color r="0" g="0" b="1"/>
-        <color r="1" g="0" b="1"/>
-        <color r="0.5" g="0.5" b="0.5"/>
-    </colortable>
-    <page HeightPages="1" WidthPages="1">
-        <fragment id="4">
-            <n id="15" NodeType="Fragment">
-                <fragment id="16">
-                    <n id="5" p="55.981907 80.999207"/>
-                    <n id="6" p="30.000000 95.998810"/>
-                    <n id="7" Element="8" NumHydrogens="0" p="55.981907 51.000008">
-                        <t p="55.981907 51.000008" LabelJustification="Left">
-                            <s font="3" size="10" face="96">O</s>
-                        </t>
-                    </n>
-                    <b id="11" B="6" E="5"/>
-                    <b id="12" B="5" E="7" Order="2"/>
-                </fragment>
-                <t LabelJustification="Left" LabelAlignment="Above">
-                    <s>Ac</s>
-                </t>
-            </n>
-            <n id="17" NodeType="Fragment">
-                <fragment id="18">
-                    <n id="8" p="187.981903 59.999214"/>
-                    <n id="9" p="162.000000 74.998810"/>
-                    <n id="10" Element="8" NumHydrogens="0" p="187.981903 30.000000">
-                        <t p="187.981903 30.000000" LabelJustification="Left">
-                            <s font="3" size="10" face="96">O</s>
-                        </t>
-                    </n>
-                    <b id="13" B="9" E="8"/>
-                    <b id="14" B="8" E="10" Order="2"/>
-                </fragment>
-                <t LabelJustification="Left" LabelAlignment="Above">
-                    <s>Ac</s>
-                </t>
-            </n>
-        </fragment>
-    </page>
-</CDXML>
diff --git a/core/indigo-core/molecule/src/molecule_cdxml_loader.cpp b/core/indigo-core/molecule/src/molecule_cdxml_loader.cpp
index 785dadfe54..1f40c265cc 100644
--- a/core/indigo-core/molecule/src/molecule_cdxml_loader.cpp
+++ b/core/indigo-core/molecule/src/molecule_cdxml_loader.cpp
@@ -628,7 +628,7 @@ void MoleculeCdxmlLoader::_addBracket(BaseMolecule& mol, const CdxmlBracket& bra
         if (bracket.is_superatom)
         {
             Superatom& sa = (Superatom&)sgroup;
-            sa.contracted = DisplayOption::Expanded;
+            sa.contracted = DisplayOption::Contracted;
             sa.subscript.readString(bracket.label.c_str(), true);
         }
         else