Atomic structure
There is only one chemically distinct structure:
CC(=O)N[C@H]1[C@@H](O[C@H]2[C@@H](O)[C@H](O)[C@@H]([C@@H](O)CO)O[C@@H]2O[C@@H]2[C@H](O)[C@@H](O)O[C@H]([C@@H](O)CO)[C@H]2O)O[C@H](CO)[C@@H](O)[C@@H]1O