a-L-RhapN b-L-RhapN a-D-RhapN ?-L-Rha?N
| 8 3 2 1
| 8 3 1 1
| [CH3][C@H](O1)[C@H](O)[C@@H](O)[C@@H](N)[C@H](O)1onoodd
[CH3][C@H](O1)[C@H](O)[C@@H](O)[C@@H](N)[C@@H](O)1onoodd
[CH3][C@@H](O1)[C@@H](O)[C@H](O)[C@H](N)[C@@H](O)1onoodd
3 variants possible; use an icon →?no??d
|