3-Piperidinecarboxylic acid, 1-methyl-4-phenyl-, propyl ester, hydrobromide, trans-(+-)- 57153-00-1 Nipecotic acid, 1-methyl-4-phenyl-, propyl ester, hydrobromide, (E)-(+-)- Propyl (E)-(+-)-1-methyl-4-phenylnipecotate hydrobromide