2-n-Butoxy-6-(N-(1-methyl-2-(4-phenethylpiperazino)ethyl)propionamido)benzothiazole dioxalate 77563-16-7 Propanamide, N-(2-butoxy-6-benzothiazolyl)-N-(1-methyl-2-(4-(2-phenylethyl)-1-piperazinyl)ethyl)-, ethanedioate (1:2)