Atomic structure

There are 2 chemically distinct structures. Please, select:

[*]OC[C@H]1O[C@H](O[C@H]2[C@@H](CO)O[C@H](O[C@H]3[C@@H](O)[C@@H](CO)O[C@@H](O[C@@H]4[C@@H](CO)O[C@@H]([*])[C@H](O)[C@H]4O)[C@@H]3O)[C@H](O)[C@H]2O)[C@H](NC(C)=O)[C@@H](O)[C@@H]1OP(=O)(O)OC[C@H](O)[C@H](O)[C@H](O)CO

SVG MW SMILES 3D mol Ionize

[*]OC[C@H]1O[C@H](O[C@H]2[C@@H](CO)O[C@H](O[C@H]3[C@@H](O)[C@@H](CO)O[C@@H](O[C@@H]4[C@@H](CO)O[C@@H]([*])[C@H](O)[C@H]4O)[C@@H]3O)[C@H](O)[C@H]2O)[C@H](NC(C)=O)[C@@H](O)[C@@H]1OP(=O)(O)OC[C@H](O)[C@H](O)[C@H](O)CO

903.727 g/mol (C₃₁H₅₄R₂NO₂₇P, R = next and previous repeats, not counted in mol weight)