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chemfigThis feature in other tools
R-groups and query structures in chemfig
Structure with a graphical R-group label.

- What we checked
- R-groups, atom lists or Markush structures.
- Result
- Partly: Graphical R-group label only; query semantics were not tested. Partly. Graphical R-group label only; query semantics were not tested.
- Version we tested
- 1.82, on macOS 27.0.1 arm64
- Manual
- tug.ctan.org