1 XK0 (4s)-4-(4-methoxyphenyl)-4-methyl-5,6-dihydro-1,3-thiazin-2-amine 1.000 2 3WP (4s)-4-(2,4-difluorophenyl)-4-methyl-5,6-dihydro-4h-1,3-thiazin-2-amine 0.778 3 QYH 6-(4-methoxyphenyl)pyrimidine-2,4-diamine 0.778 4 F3E 4-phenylpyrimidin-2-amine 0.706