Atomic structure

There are 2 chemically distinct structures. Please, select:

[*]O[C@@H]1[C@@H](O)[C@@H](OC[C@H]2O[C@@H](O[C@@H]3[C@@H](O)[C@H]([*])O[C@H](CO)[C@@H]3O)[C@H](O)[C@@H](O)[C@H]2O)O[C@H](CO)[C@@H]1O[C@@H]1O[C@H](C(=O)O)[C@@H](O[C@H]2O[C@@H]3COC(C)(C(=O)O)O[C@@H]3[C@H](O)[C@H]2O)[C@H](O)[C@H]1O

SVG MW SMILES 3D mol Ionize

[*]O[C@@H]1[C@@H](O)[C@@H](OC[C@H]2O[C@@H](O[C@@H]3[C@@H](O)[C@H]([*])O[C@H](CO)[C@@H]3O)[C@H](O)[C@@H](O)[C@H]2O)O[C@H](CO)[C@@H]1O[C@@H]1O[C@H](C(=O)O)[C@@H](O[C@H]2O[C@@H]3COC(C)(C(=O)O)O[C@@H]3[C@H](O)[C@H]2O)[C@H](O)[C@H]1O

894.735 g/mol (C₃₃H₅₀R₂O₂₈, R = next and previous repeats, not counted in mol weight)