1 5W6 ~{N}-[2-[[6-chloranyl-3-[3-[4-(hydroxymethyl)piperidin-1-yl]sulfonyl-4-methoxy-phenyl]-2-methyl-imidazo[1,2-B]pyridazin-8-yl]amino]ethyl]ethanamide 1.000 2 5W9 ~{N}-[2-[[6-chloranyl-3-(4-methoxy-3-morpholin-4-ylsulfonyl-phenyl)-2-methyl-imidazo[1,2-B]pyridazin-8-yl]amino]ethyl]ethanamide 0.895 3 5W3 ~{N}-[2-[[6-chloranyl-3-[3-(2-hydroxyethylsulfamoyl)-4-methoxy-phenyl]-2-methyl-imidazo[1,2-B]pyridazin-8-yl]amino]ethy L]ethanamide 0.707