The molecule is a 1,4-benzodiazepinone that is 3,4-dihydro-1,4-benzodiazepine-2,5-dione substituted at position 4 by a methyl group and at position 3 by a benzyl group.
3-benzyl-4-methyl-1,3-dihydro-1,4-benzodiazepine-2,5-dione