1 I0D 4-chloranyl-2-methyl-5-[(2-methyl-3,4-dihydro-1~{H}-isoquinolin-5-yl)amino]pyridazin-3-one 1.000 2 7WN 4-chloro-2-methyl-5-[(1,2,3,4-tetrahydroisoquinolin-7-yl)amino]pyridazin-3(2h)-one 0.864 3 P2L 4-chlorol-2-methyl-5-[[(3~{R})-1-methylpiperidin-3-yl]amino]pyridazin-3-one 0.727 4 7XE 4-chloro-2-methyl-5-[(1,2,3,4-tetrahydroisoquinolin-6-yl)amino]pyridazin-3(2h)-one 0.708