3-[[5-bromo-6-(2,2-dimethylpropylamino)pyrimidin-4-yl]amino]-N,4-dimethylbenzamide;3-[[5-cyano-6-(2,2-dimethylpropylamino)-2-ethylpyrimidin-4-yl]amino]-N,4-dimethylbenzamide;3-[[5-cyano-6-[2,2-dimethylpropyl(methyl)amino]-2-[2-(1-methylpyrrolidin-2-yl)ethylamino]pyrimidin-4-yl]amino]-N,4-dimethylbenzamide;4-[2,2-dimethylpropyl(methyl)amino]-2-methylsulfanyl-6-[2-methyl-5-(1H-1,2,4-triazol-5-yl)anilino]pyrimidine-5-carbonitrile