1-((4-Fluorophenyl)phenylmethyl)-4-((2,3,4-trimethoxyphenyl)methyl)piperazine fumarate 1-(2,3,4-Trimethoxybenzyl)-4-(4-fluorobenzhydryl)piperazine fumarate 101477-51-4 Piperazine, 1-((4-fluorophenyl)phenylmethyl)-4-((2,3,4-trimethoxyphenyl)methyl)-, (E)-2-butenedioate (1:1)