1-Methylnipecotic acid methyl ester 1690-72-8 3-Piperidinecarboxylic acid, 1-methyl-, methyl ester 5-22-01-00237 (Beilstein Handbook Reference) Adipsin BRN 0118370 Dihydroarecoline Methyl N-methylnipecotate N-Methyl-3-carbomethoxypiperidine NIPECOTIC ACID, 1-METHYL-, METHYL ESTER