148778-32-9 8-(Bromomethyl)-3,6,7,8-tetrahydro-2-methyl-4-(((4-methyl-1-piperazinyl)carbonyl)oxy)-6-((1,6,7-trimethoxy-1H-indol-2-yl)carbonyl)benzo(1,2-b:4,3-b')dipyrrole-1-carboxylic acid,-, methyl ester, monohydrobromide KW-2189 Pibrozelesin hydrobromide Pibrozelesin hydrobromide [USAN]