Atomic structure
There is only one chemically distinct structure:
CC(=O)N[C@H]1[C@@H](OP(=O)(O)OP(=O)(O)OC[C@H]2O[C@@H](n3ccc(=O)[nH]c3=O)[C@H](O)[C@@H]2O)O[C@H](C)[C@@H](NC(=O)C[C@H](C)O)[C@@H]1O