7H-furo[3,4-b]pyridin-5-one
6-Methyl-7-phenyl-6,7-dihydro-pyrrolo[3,4-b]pyridin-5-one
7-(2,5-Dimethoxy-phenyl)-6-methyl-6,7-dihydro-pyrrolo[3,4-b]pyridin-5-one
6,7-dihydro-6-methyl-7-phenylsulfonyl-5H-pyrrolo<3,4-b>pyridin-5-one
2-(6,7-dihydro-6-methyl-5-oxo-5H-pyrrolo<3,4-b>pyridin-7-yl)-1,3-diphenyl-1,3-propanedione