1-((1,3-Diphenyl-1H-pyrazol-4-yl)carbonyl)-4-(phenylmethyl)piperazine monohydrochloride 125103-41-5 Piperazine, 1-((1,3-diphenyl-1H-pyrazol-4-yl)carbonyl)-4-(phenylmethyl)-, monohydrochloride