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