a-L-IdopA ?-?-Ido?A a-?-IdopA a-D-IdopA ?-?-IdopA
| 19 2 1 1 1
| 19 2 1 1 1
| [C](=O)(O)[C@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[C@H](O)1ooooda
4 variants possible; use an icon →?oo??a
2 variants possible; use an icon →ooooda
[C](=O)(O)[C@@H](O1)[C@H](O)[C@@H](O)[C@H](O)[C@@H](O)1ooooda
2 variants possible; use an icon →ooooda
|