1 2QU 6-(2-fluoropyridin-4-yl)pyrido[3,2-D]pyrimidin-4-amine 1.000 2 JWE 5-bromanyl-2-(2-fluoranylpyridin-4-yl)-1,7-naphthyridin-8-amine 0.850 3 JWK 2-[8-azanyl-2-(2-fluoranylpyridin-4-yl)-1,7-naphthyridin-5-yl]propan-2-ol 0.739 4 2QV 6-(3-chlorophenyl)quinazolin-4-amine 0.714 5 AP6 2,4-diamino-6-phenyl-5,6,7,8,-tetrahydropteridine 0.714