Atomic structure
There is only one chemically distinct structure:
CO[C@H]1C[C@H](O[C@H]2[C@@H](OC)C[C@H](O[C@H]3CC[C@@]4(C)C(=CC[C@]5(O)[C@]4(C)C[C@@H](OC(=O)/C=C(\C)C(C)C)[C@]4(C)[C@](O)(C(C)=O)CC[C@@]45O)C3)O[C@@H]2C)O[C@H](C)[C@H]1O[C@H]1C[C@@H](OC)[C@H](O[C@H]2C[C@@H](OC)[C@H](O)[C@@H](C)O2)[C@@H](C)O1