SMILES: C[C@@]1(O[C@H]2[C@H](O[C@H]([C@@H]([C@H]2O1)O)O)CO)C(=O)O
Description: The molecule is a carbohydrate derivative consisting of beta-D-galactose having a 1-carboxyethylidene group masking the 3-and 4-positions. It is a carbohydrate derivative and a cyclic ketal. It derives from a D-galactopyranose.