1 6PB 6-(3-bromophenyl)-7h-purin-2-amine 1.000 2 43U 6-(5-bromo-2-methoxyphenyl)-9h-purin-2-amine 0.895 3 43S 6-(5-bromo-1-benzofuran-7-yl)-9h-purin-2-amine 0.850 4 F3E 4-phenylpyrimidin-2-amine 0.765 5 HJK 2-[3-(2-azanyl-9~{H}-purin-6-yl)phenyl]ethanoic acid 0.762 6 GVI N-methyl-1-[4-(9h-purin-6-yl)phenyl]methanamine 0.750 7 EWO (4r)-4-(4-fluorophenyl)-4,5,6,7-tetrahydro-1h-imidazo[4,5-C]pyridine 0.737 8 RW1 4-phenylpyrimidine 0.706