(2R,3R)-2,3-dihydroxybutanedioate (2R,3R)-2,3-dihydroxysuccinate 3715-17-1 (2R,3R)-tartrate ZINC00895301 Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, ion(2-) Tartrate ion (+)-tartrate CHEBI:30924 L-tartrate(2-) L-threarate