25696-97-3 3,6,8-Trimethylpyrimido(5,4-e)-1,2,4-triazine-5,7(6H,8H)-dione 3-Methylfervenulin Primido(5,4-e)-as-triazine-5,7(6H,8H)-dione, 3,6,8-trimethyl- (6CI,7CI) Pyrimido(5,4-e)-1,2,4-triazine-5,7(6H,8H)-dione, 3,6,8-trimethyl-