1-((2-Mercaptoethylthio)methyl)-4-methyl piperazine, polymer 2-(((4-Methyl-1-piperazinyl)methyl)thio)ethanethiol homopolymer 63868-89-3 Ethanethiol, 2-(((4-methyl-1-piperazinyl)methyl)thio)-, homopolymer