1 KBI Trans-4-({9-[(3s)-tetrahydrofuran-3-yl]-8-[(2,4,6-trifluorophenyl)amino]-9h-purin-2-yl}amino)cyclohexanol 1.000 2 JBI 9-cyclopentyl-N~8~-(2-fluorophenyl)-N~2~-(4-methoxyphenyl)-9h-purine-2,8-diamine 0.800