Cannot add to Convas saved in the Ketcher CDX file with Bond structures

[NadezhdaPeskun]

Steps to Reproduce

1. Use Indigo library (Bingo cartridge). Describe environment
2. Add to Canvas Bond elements (OR open 0 CDX Bonds ketcher 1.ket )
3. Save >> select CDX
4. Try to open saved CDX file

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

Actual behavior
Cannot display content in the Save Structure dialog for any Bond while we Save to CDX converts.
Error Message while we try to open saved CDX file in the Ketcher.
Convert error! Given string could not be loaded as (query or plain) molecule or reaction, see the error messages: 'unordered_map::at: key not found', 'unordered_map::at: key not found', 'unordered_map::at: key not found', 'unordered_map::at: key not found'

Kindly see pictures and wrong CDX file in attachment files.

Possible related with #1775
#1777

Attachments
KET 0 CDX Bonds ketcher 1.zip
CDX 0 CDX Bonds ketcher 1 (CDX).zip
CDX (2)1 CDX Bonds ketcher ERROR.zip

Environment details:
• [Version 2.19.0-rc.1] Build at 2024-02-19; 15:44:02
• [Indigo Toolkit] Version 1.18.0-rc.7.0-g8a5c36802-wasm32-wasm-clang-12.0.0
• OS: Windows 11
• Browser Edge
• Version 122.0.2365.59 (Official build) (64-bit)

[AlexeyGirin]

Fixed.

• Windows 10
• Сhrome Version: (122.0.6261.95) x64
• Ketcher version 2.19.0-rc.1
• Indigo Version 1.18.0-rc.6.0-g98bf384e0-x86_64-linux-gnu-11.2.1