Dibromoisophakellin

(3aR,11bS)-2-Amino-10,11-dibromo-5,6,9,11b-tetrahydro-4H-imidazo[4,5-h]pyrrolo[2,3-f]indolizin-8(1H)-one

(3aR,11bS)-2-Amino-10,11-dibromo-4,5,6,8,9,11b-hexahydro-1H-imidazo[4,5-h]pyrrolo[2,3-f]indolizine-8-one