1-Phenyl-3,5,6-trimethyl-1H-pyrrolo(2,3-d)pyrimidine-2,4(3H,7H)-dione 1H-Pyrrolo(2,3-d)pyrimidine-2,4(3H,7H)-dione, 1-phenyl-3,5,6-trimethyl- 1H-Pyrrolo(2,3-d)pyrimidine-2,4(3H,7H)-dione, 3,5,6-trimethyl-1-phenyl- 40678-91-9 BRN 0671139