9-Benzyloxy-2-hydroxy-8-methyl-1,2,3,11a-tetrahydro-10H-benzo[e]pyrrolo[1,2-a][1,4]diazepine-5,11-dione 在
palladium on activated charcoal
氢气 作用下,
以82%的产率得到2,9-Dihydroxy-8-methyl-1,2,3,11a-tetrahydro-10H-benzo[e]pyrrolo[1,2-a][1,4]diazepine-5,11-dione