Atomic structure
There is only one chemically distinct structure:
CC(=O)OC[C@@]12[C@@H](O)C[C@]3(C)C(=CC[C@@H]4[C@@]5(C)CC[C@H](O[C@@H]6O[C@H](C(=O)O)[C@@H](O)[C@H](O)[C@H]6O)[C@@](C)(CO)[C@@H]5CC[C@]43C)[C@@H]1CC(C)(C)[C@@H](OC(=O)c1ccccc1)[C@@H]2O