(1,1'-Biphenyl)-4-acetic acid, 2'-chloro-alpha-methyl-, 2-(4-methyl-1-piperazinyl)-2-oxoethyl ester, monohydrochloride 2-(4-Methylpiperazino)-2-oxoethyl-2-(2'-chloro-4-biphenylyl)propionate hydrochloride 87359-06-6