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OpenChemLib JS editorThis feature in other tools
R/S and E/Z labels in OpenChemLib JS editor
A molecular structure with R and S annotations.

- What we checked
- Stereo descriptors are computed from the drawing.
- Result
- Yes, tested by running it: Pasted complex structure displayed R and S annotations. Yes, tested by running it. Pasted complex structure displayed R and S annotations.
- Version we tested
- v9.25.2, on macOS 27.0.1 arm64
- Manual
- cheminfo.github.io