(2S-(2alpha,3beta,4beta))-2-Carboxy-4-(2-hydroxyphenyl)-3-pyrrolidineacetic acid 132785-32-1 2-Carboxy-4-(2-hydroxyphenyl)-3-pyrrolidineacetic acid (2S-(2alpha,3beta,4beta))- 3-Pyrrolidineacetic acid, 2-carboxy-4-(2-hydroxyphenyl)-, (2S-(2alpha,3beta,4beta))- 4-(2-Hydroxyphenyl)-2-carboxy-3-pyrrolidineacetic acid HFPA