3-Carboxy-1,2,3,5-tetrahydro-9-hydroxy-5-oxo-6-indolizinepropanoic acid 6-Indolizinepropanoic acid, 3-carboxy-1,2,3,5-tetrahydro-8-hydroxy-5-oxo-, (-)- 87896-52-4 A 58365A A-58365A A58365A