N-[3-(2-amino-8-methyl-7-oxo-5H-pyrimido[4,5-d]pyrimidin-6-yl)-4-methylphenyl]-3-(trifluoromethyl)benzamide N-[3-(2-amino-8-methyl-7-oxo-5H-pyrimido[4,5-d]pyrimidin-6-yl)-4-methyl-phenyl]-3-(trifluoromethyl)benzamide N-[3-(2-amino-7-keto-8-methyl-5H-pyrimido[4,5-d]pyrimidin-6-yl)-4-methyl-phenyl]-3-(trifluoromethyl)benzamide N-[3-(7-AMINO-1-METHYL-2-OXO-1,4-DIHYDRO-2H-PYRIMIDO[4,5-D]PYRIMIDIN-3-YL)-4-METHYL-PHENYL]-3-TRIFLUOROMETHYL-BENZAMIDE