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