Atomic structure
There is only one chemically distinct structure:
*O[C@@H]1[C@@H](O)[C@H](O[C@H]2[C@@H](O)[C@@H](CO)O[C@@H](*)[C@@H]2NC(C)=O)O[C@H](CO[C@H]2O[C@H](CO[C@]3(C(=O)O)C[C@H](O)[C@H](NC(C)=O)[C@H]([C@@H](NC(C)=O)[C@H](C)O)O3)[C@H](O)[C@H](O)[C@H]2O)[C@H]1O