10-bromo-11b-(2-chloro-phenyl)-3-methyl-2,3,7,11b-hexahydro-benzo[f]oxazolo[3,2-e][1,4]diazepin-6-one
10-bromo-11b-(2-chloro-phenyl)-2,3,7,11b-tetrahydro-benzo[f]oxazolo[3,2-d][1,4]diazepin-6-one
10-bromo-11b-(2-chloro-phenyl)-7-ethyl-2,3,7,11b-tetrahydro-benzo[f]oxazolo[3,2-d][1,4]diazepin-6-one
10-bromo-11b-(2-chloro-phenyl)-2,7-dimethyl-2,3,7,11b-hexahydro-benzo[f]oxazolo[3,2-e][1,4]diazepin-6-one
10-bromo-11b-(2-chloro-phenyl)-7-methyl-2,3,7,11b-tetrahydro-benzo[f]oxazolo[3,2-d][1,4]diazepin-6-one