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