129051-65-6 5-(Aminosulfonyl)-2-methoxy-N-(3-(4-methyl-1-piperazinyl)propyl)benzamide ethanediate (1:2) Benzamide, 5-(aminosulfonyl)-2-methoxy-N-(3-(4-methyl-1-piperazinyl)propyl)-, ethanedioate (1:2)