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