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2-(1-Piperazinyl)pyrimidine dihydrochloride94021-22-4100 % similar Pyrimidinylpiperazine20980-22-788 % similar 1-(2-Pyridyl)piperazine monohydrochloride129394-11-261 % similar Pyridinylpiperazine34803-66-252 % similar 1-Phenylpiperazine hydrochloride2210-93-750 % similar 2-(Piperazin-1-yl)-4-(trifluoromethyl)pyrimidine179756-91-346 % similar 2-Piperazinonicotinonitrile84951-44-044 % similar 1-(2-Fluorophenyl)piperazine hydrochloride1011-16-143 % similar 1-(3-Chlorophenyl)piperazine hydrochloride13078-15-443 % similar N-(2-Chlorophenyl)piperazine monohydrochloride41202-32-843 % similar 1-(3-Chlorophenyl)piperazine dihydrochloride51639-49-743 % similar 1-(3-Chlorophenyl)piperazine monohydrochloride65369-76-843 % similar N-(2-Methylphenyl)piperazine hydrochloride70849-60-443 % similar 1-(4-Chlorophenyl)piperazine hydrochloride13078-12-143 % similar 1-Piperazinylpyrazine34803-68-443 % similar N-(4-Chlorophenyl)piperazine dihydrochloride38869-46-443 % similar 1-(2-Thiazolyl)piperazine42270-37-143 % similar 1-[3-(Trifluoromethyl)-2-pyridinyl]piperazine87394-63-643 % similar 1-(4-Pyridyl)piperazine1008-91-942 % similar 1-[4-(Trifluoromethyl)pyrimidin-2-yl]-1,4-diazepane238403-48-042 % similar