tert-butyl 8-[(2,4-dichlorohenyl)sufonyl]-6-methoxy-1-methyl-1,3,4,8-tetrahydro-2H-[1,4]oxazepino[6,7-e]indole-2-carboxylate
tert-butyl 6-methoxy-8-[(2-methoxy-5-methylphenyl)sulfonyl]-1-methyl-1,3,4,8-tetrahydro-2H-[1,4]oxazepino[6,7-e]indole-2-carboxylate
tert-butyl 8-[(2,6-difluorohenyl)sufonyl]-6-methoxy-1-methyl-1,3,4,8-tetrahydro-2H-[1,4]oxazepino[6,7-e]indole-2-carboxylate
tert-butyl 8-[(2-chlorophenyl)sufonyl]-6-methoxy-1-methyl-1,3,4,8-tetrahydro-2H-[1,4]oxazepino[6,7-e]indole-2-carboxylate
tert-butyl 6-methoxy-1-methyl-8-[(2-methylphenyl)sulfonyl]-1,3,4,8-tetrahydro-2H-[1,4]oxazepino[6,7-e]indole-2-carboxylate