134106-80-2 Benzo(1,2-b:4,3-b')dipyrrole-1-carboxylic acid, 3,6,7,8-tetrahydro-8-(bromomethyl)-2-methyl-4-(((4-methyl-1-piperazinyl)carbonyl)oxy)-6-((5,6,7-trimethoxy-1H-indol-2-yl)carbonyl)-, methyl ester, monohydrochloride