Micro and macro structures connected through attachment points cannot be saved in CML format in micro mode

[Zhirnoff]

Summary
Micro and macro structures connected through attachment points cannot be saved in CML format in micro mode

Steps to Reproduce

1. Open Ketcher.
2. Draw a benzene ring
3. Add an attachment point to the benzene ring via right click menu
4. Switch to Macro mode and connect attachment point to a macro structure
5. Switch to Micro mode
6. Save structure in CML format

If it is not possible to draw the structure, then you can open the prepared file (you just need to open it in macro mode and then switch to micro mode):
ketcher (53).zip

Expected behavior
Micro and macro structures connected through attachment points can be saved in CML format in micro mode

Actual behavior
Micro and macro structures connected through attachment points cannot be saved in CML format in micro mode

Desktop (please complete the following information):

• OS: Windows 11
• Browser Chrome
• Version 124.0.6367.79 (Official Build) (64-bit)

Ketcher version
[Version 2.22.0-rc.2]
Indigo version
[Version 1.21.0-rc.1]

Refers to feature: epam/ketcher#4530

[Zhirnoff]

Tested. Bug fixed. Micro and macro structures can be saved in CML format but cannot be opened. Registered bug: #2084

Desktop:

• OS: Windows 11
• Browser Chrome
• Version 124.0.6367.79 (Official Build) (64-bit)

Ketcher version
[Version 2.23.0-rc.1]
Indigo version
[Version 1.22.0-rc.1]

[AlexeyGirin]

Have to be checked in version 1.21.0-rc.3

[Zhirnoff]

Tested. Bug for saving is fixed but when we loadind it a mess. We have bug for it for Indigo 1.22.0-rc.1 but with another behaviour #2084

Saved CML file: ketcher (5).zip

Desktop:

• OS: Windows 11
• Browser Chrome
• Version 124.0.6367.79 (Official Build) (64-bit)

Ketcher version
[Version 2.22.0-rc.8]
Indigo version
[Version 1.21.0-rc.3]