S-Group brackets place in incorrect place on structure with double bonds and sprouted single bonds

[Ksanjara]

Affected Version: Remote, Standalone
Steps to Reproduce:

1. Create a chain structure and add double bonds through one bond.
2. Sprout single bonds from every carbon atom in chain structure.
3. Click 'S-Group Tool' button.
4. Create Generic S-Group with part of structure include double bond.

Expected Result:
Correct Generic Group is created, brackets place correctly across selected part of structure.

Actual Result:
Brackets place in incorrect place when it is a part of structure or single atom with all available connections.