1-(3-(4-(Diphenylmethyl)-1-piperazinyl)propyl)-6-(p-methoxyphenyl)-2-piperidinone ethanedioate 109758-30-7 2-Piperidinone, 1-(3-(4-(diphenylmethyl)-1-piperazinyl)propyl)-6-(p-methoxyphenyl)-, ethanedioate M.G. 16242