2-Ethoxy-6-(N-(1-methyl-2-(4-phenethylpiperazino)ethyl)propionamide)benzothiazole dioxalate 77576-48-8 Propanamide, N-(2-ethoxy-6-benzothiazolyl)-N-(1-methyl-2-(4-(2-phenylethyl)-1-piperazinyl)ethyl)-, ethanedioate (1:2)