Aromatic is lost from Benzene while save to CDX/base64 CDX formats

[NadezhdaPeskun]

Steps to Reproduce

1. Use Indigo library (Bingo cartridge). Describe environment
2. Open Ket file different Rings: 4 Rounds-hydro ket.zip
3. Add to Canvas
4. Save >> select CDX >> Save
5. Open CDX files in the Ketcher
6. Open CDX file in the ChemDraw

Expected behavior
We should be able to open saved in the Ketcher CDX file in the ChemDraw and all structures should be visible as well as saved.

Actual behavior
Aromatic is lost from Benzene while save to CDX/base64 CDX formats.
Aromatic is saved successful for CDX XML fomat
Kindly see pictures.

#1775
#1776

Attachments

4 Rounds-hydro CDX.zip

ChemDraw

Ketcher

Environment details:
• OS: Windows 10 Pro (version 22H2) x64
• Browser: Сhrome
• Version: (122.0.6261.95) x64

• Ketcher version 2.19.0 – rc.1
• Indigo Toolkit
• Version 1.18.0-rc.6.0-g98bf384e0-x86_64-linux-gnu-11.2.1

[AlexeyGirin]

Considered as High since we have similar issues same priority:

• Some bonds don't display correctly in ChemDraw when opening a saved Ketcher CDX file. #1777
• Some bonds from Ketcher don't display correctly in the Ketcher and the ChemDraw for CDXML format. #1786

[AlexeyGirin]

Fixed.

• Indigo Toolkit Version 1.19.0-rc.2.0-g6c0e3fecf-x86_64-linux-gnu-11.2.1
• Ketcher Version 2.20.0-rc2 Build at 2024-03-27; 08:30:51
• Chrome Version 122.0.6261.70 (Official Build) (64-bit)
• Win10