Atomic structure
There is only one chemically distinct structure:
NCCOP(=O)(O)OC[C@H]1O[C@H](OC[C@H]2O[C@H](O[C@@H]3[C@@H](CO)O[C@H](O[C@@H]4[C@@H](O)[C@H](O)[C@@H](O)[C@@H](O)[C@H]4OP(=O)(O)OCCCCCCS)[C@H](N)[C@H]3O)[C@@H](O)[C@@H](O)[C@@H]2O)[C@@H](O[C@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@@H]2O)[C@@H](O)[C@@H]1O