1 PU4 9-butyl-8-(4-methoxybenzyl)-9h-purin-6-amine 1.000 2 KFY 9-[(2e)-but-2-en-1-yl]-8-[(3,4,5-trimethoxyphenyl)methyl]-9h-purin-6-amine 0.852 3 PU3 9-butyl-8-(3,4,5-trimethoxybenzyl)-9h-purin-6-amine 0.852 4 PU5 9-butyl-8-(3-methoxybenzyl)-9h-purin-6-amine 0.840 5 PU8 9-butyl-8-(2-chloro-3,4,5-trimethoxy-benzyl)-9h-purin-6-ylamine 0.821 6 PU6 8-benzo[1,3]dioxol-,5-ylmethyl-9-butyl-9h- 0.808 7 PU9 8-(2-chloro-3,4,5-trimethoxy-benzyl)-9-pent-4-ylnyl-9h-purin-6-ylamine 0.793 8 PU7 9-butyl-8-(2,5-dimethoxy-benzyl)-9h-purin-6-ylamine 0.778 9 PUX 8-benzo[1,3]dioxol-,5-ylmethyl-9-butyl-2-fluoro-9h-purin-6-ylamine 0.778 10 PU1 8-(2-chloro-3,4,5-trimethoxy-benzyl)-2-fluoro-9-pent-4-ylnyl-9h-purin-6-ylamine 0.767 11 PU0 9-butyl-8-(2,5-dimethoxy-benzyl)-2-fluoro-9h-purin-6-ylamine 0.750 12 PUZ 8-(2,5-dimethoxy-benzyl)-2-fluoro-9-pent-9h-purin-6-ylamine 0.724