Atomic structure
There is only one chemically distinct structure:
Cc1cc(O[C@@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)c2c(c1)C(C1O[C@@H](OC(=O)c3ccccc3)[C@H](O)[C@H](O)[C@H]1O)c1cc(O)cc(O)c1C2=O