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Abstract
The multistep synthesis of new monosubstituted amides of dibenzosuberone series is described starting from 3-bromobenzosuberone; N-(3-dimethylaminopropyl)-10, 11-dihydro-5H-dibenzo[a,d]cycloheptene-5-one-3-carboxamide 4 and N-(3-dimethylaminopropyl)-3-chloro-dibenzosuberonyl [4', 12'-b]thiophene-2-carboxamide 7.