112462-69-8 4-(1-(5-Chloro-2-((2,5-dichlorophenyl)thio)phenyl)ethyl)-1-methylpiperazine bismaleate Piperazine, 4-(1-(5-chloro-2-((2,5-dichlorophenyl)thio)phenyl)ethyl)-1-methyl-, (Z)-2-butenedioate (1:2)