1 6GF 6-(4-methoxyphenyl)-N~4~,N~4~-bis[(pyridin-2-yl)methyl]pyrimidine-2,4-diamine 1.000 2 6GM 4-(2-amino-6-{bis[(pyridin-2-yl)methyl]amino}pyrimidin-4-yl)phenol 0.903 3 6GK 6-(2-methoxyphenyl)-N~4~,N~4~-bis[(pyridin-2-yl)methyl]pyrimidine-2,4-diamine 0.875 4 6GH N~4~,N~4~-bis[(pyridin-2-yl)methyl]-6-(thiophen-3-yl)pyrimidine-2,4-diamine 0.839