1 B2L 4-(1h,3h-benzo[de]isochromen-6-yl)-6-methylpyrimidin-2-amine 1.000 2 B2X 4-(5-chloro-1h,3h-benzo[de]isochromen-6-yl)-6-(methylsulfanyl)-1,3,5-triazin-2-amine 0.760