1 ST8 4-{[4-amino-6-(cyclohexylmethoxy)-5-nitrosopyrimidin-2-yl]amino}benzamide 1.000 2 N41 4-(6-cyclohexylmethoxy-9h-purin-2-ylamino)--benzamide 0.800 3 2A6 2-anilino-6-cyclohexylmethoxypurine 0.700