1-(4-Methoxyphenyl)piperazine38212-30-531 % similar 1-(3,5-Dimethoxyphenyl)piperazine53557-93-031 % similar 1-(1-Naphthyl)piperazine57536-86-431 % similar 1-(4-Bromophenyl)piperazine monohydrochloride68104-62-131 % similar 4-(1-Piperazinyl)benzonitrile68104-63-231 % similar 2-Ethoxythiazole15679-19-331 % similar 1-(2-Phenylethyl)piperazine5321-49-331 % similar 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazine132834-59-430 % similar 1-(2-Nitrophenyl)piperazine59084-06-930 % similar 1-(2-Cyanophenyl)piperazine111373-03-630 % similar 1-(3-Biphenylyl)piperazine115761-61-030 % similar 1-(3-Bromophenyl)piperazine31197-30-530 % similar 1-(2-Ethylphenyl)piperazine40224-10-030 % similar 1-(3-Methylphenyl)piperazine41186-03-230 % similar 2,3-Dichlorophenylpiperazine41202-77-130 % similar 1-(3-Hydroxyphenyl)piperazine59817-32-230 % similar