Atomic structure
There is only one chemically distinct structure:
CC(=O)N[C@@H]1[C@H](O)[C@H](O)[C@H](CO)O[C@@H]1OP(=O)(O)OP(=O)(O)OC[C@H]1O[C@@H](n2ccc(=O)[nH]c2=O)[C@H](O)[C@@H]1O