74650-46-7 Pyridine, 4-(2,2-dimethyl-5-(4-fluorophenyl)-3-pyrrolidinyl)-, ethanedioate (1:2), cis-(+-)- cis-(+-)-4-(2,2-Dimethyl-5-(4-fluorophenyl)-3-pyrrolidinyl)pyridine ethanedioate (1:2)