129655-21-6 ANALOG OF CC-1065 BIZELESIN Benzo[1,2-b:4,3-b']dipyrrol-4-ol, 6,6'-[carbonylbis(imino- 1H-indole-5,2-diylcarbonyl)]bis[8-(chloromethyl)-3,6,7,8-tetrahydro-1-methyl-, [S-(R*,R*)] NSC615291