SMILES: CC(=O)N[C@@H]1[C@H](C=C(O[C@H]1[C@@H]([C@@H](CO)O)O)C(=O)O)O
Description: The molecule is n-Acetylneuraminic acid reduced across the 2,3-bond with loss of the hydroxy group at C-2; it is a minor component of body fluids although abundant in sialuria.