Atomic structure

There are 2 chemically distinct structures. Please, select:

O=C(CO)N[C@@H]1[C@@H](O)C[C@](O[C@H]2[C@@H](O)[C@@H](CO)OC(O)[C@@H]2O)(C(=O)O)O[C@H]1[C@H](O)[C@H](O)CO

SVG MW SMILES 3D mol Ionize

O=C(CO)N[C@@H]1[C@@H](O)C[C@](O[C@H]2[C@@H](O)[C@@H](CO)OC(O)[C@@H]2O)(C(=O)O)O[C@H]1[C@H](O)[C@H](O)CO

487.411 g/mol (C₁₇H₂₉NO₁₅)