Synonyms: BRN 0621039;4,7-Diphenyl-5-methyl-1,6-dihydro-2H-pyrrolo(3,4-d)pyrimidin-2-one;2H-Pyrrolo(3,4-d)pyrimidin-2-one, 1,6-dihydro-4,7-diphenyl-5-methyl-;AC1MIHH3;LS-139623;5-methyl-4,7-diphenyl-1,6-dihydropyrrolo[3,4-d]pyrimidin-2-one;57436-09-6