Atomic structure
There is only one chemically distinct structure:
CC(=O)N[C@H]1[C@@H](O[C@@H]2[C@@H](OC[C@H]3O[C@H](O)[C@H](N)[C@@H](O)[C@@H]3O)O[C@H]([C@H](O)CO)[C@@H](O)[C@@H]2O)O[C@H](CO)[C@H](O)[C@@H]1O