1 D41 7-amino-2-tert-butyl-4-(1h-pyrrol-2-yl)pyrido[2,3-D]pyrimidine-6-carboxamide 1.000 2 IA7 5,7-bis(azanyl)-2-tert-butyl-4-(1,3-thiazol-2-yl)pyrido[2,3-D]pyrimidine-6-carbonitrile 0.840