8-((6-(1-(chloromethyl)-5-hydroxy-1,2-dihydro-3H-benzo(e)indol-3-yl)-6-oxohexyl)oxy)-7-methoxy-1,2,3,11a-tetrahydro-5H-pyrrolo(2,1-c)(1,4)benzodiazepin-5-one
8-((6-(1-(chloromethyl)-5-hydroxy-1,2-dihydro-3h-benzo(e)indol-3-yl)-6-oxohexyl)oxy)-7-methoxy-1,2,3,11a-tetrahydro-5h-pyrrolo(2,1-c)(1,4)benzodiazepin-5-one