Atomic structure
There are 2 chemically distinct structures. Please, select:

OC[C@H]1O[C@@H](O[C@@H]2[C@H](O[C@@H]3[C@H](O[C@@H]4[C@H](O[C@@H]5[C@H](O[C@H]6[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]6O)O[C@H](CO)[C@@H](O)[C@@H]5O)O[C@H](CO)[C@@H](O)[C@@H]4O)O[C@H](CO)[C@@H](O)[C@@H]3O)O[C@H](CO)[C@@H](O)[C@@H]2O)[C@@H](O)[C@@H](O)[C@@H]1O