3,4,5,6-tetrahydro-1H-azepino<5,4,3-cd>indol-6-one
methyl 3-(2-nitroethyl)-1H-indole-4-carboxylate
tert-butyl 1,3,4,6-tetrahydro-5H-azepino[5,4,3-cd]indole-5-carboxylate
methyl 1H-indole-4-carboxylate
tert-butyl 3-oxo-1-(phenylsulfonyl)-1,3,4,6-tetrahydro-5H-azepino[5,4,3-cd]indole-5-carboxylate