4-(3-(3-nitronaphthalene-1,8-dicarboximido)propylamino)-1-(3-nitronaphthalene-1,8-dicarboximido)butane hydromethanesulfonate
4-(3-(3-nitronaphthalene-1,8-dicarboximido)propylamino)-1-(3-nitronaphthalene-1,8-dicarboximido)butane hydromethanesulfonate