Single reaction with Multi-Tailed arrow is corrupted after loading from RXN if the elements were too close to arrow on save

[ivanmaslow]

It's reproduced for Multi-Tailed and Single Arrows.
Steps to Reproduce

1. Add a reaction with Multi-Tailed Arrow to Canvas, add chemical elements very close to the second tail of the arrow or add it from the KET file below:
   ketcher.zip
   
2. Click on Save as..., select RXN V2000/V3000
3. Copy RXN from the preview and paste to Canvas

Actual Result

• Reaction is corrupted:
  

Expected Result

• 2:1 reaction with single arrow and plus is displayed
  

Environment details

• Detected on CI-CD master env
• Ketcher [Version 2.25.0-rc.2] Build at 2024-10-03; 05:09:39
• Indigo Version 1.25.0-dev.3.4-g6469f588-wasm32-wasm-clang-12.0.0
• Desktop, Windows 11 Enterprise
• Chrome Version 129.0.6668.71 (Official Build) (64-bit)

Notes

• Issue is detected during exploratory testing of Update Save to RXN for cascade reactions feature - Update Save to RXN for pathway reactions #2234

[ivanmaslow]

Pre-tested on aws_ci environment with Ketcher master and Indigo 2407-branch-ordering branches:

• Ketcher [Version 2.26.0-rc.1] Build at 2024-10-24; 12:25:38;
• Indigo Version 1.25.0-rc.3.18-gcdee98d4-wasm32-wasm-clang-12.0.0
• Desktop, Windows 11 Enterprise
• Chrome Version 130.0.6723.70 (Official Build) (64-bit)

Reaction is displayed correctly after loading from RXN:

[ivanmaslow]

The fix is successfully verified on RC SA env:

• Ketcher [Version 2.26.0-rc.6] Build at 2024-10-25; 09:57:12
• Indigo Version 1.25.0-rc.4.0-g8862ccb7e-wasm32-wasm-clang-19.0.0
• Desktop, Windows 11 Enterprise
• Chrome Version 130.0.6723.70 (Official Build) (64-bit)

As mentioned above the issue is fixed and reaction is loaded correctly from RXN or RDF files.