1 KYZ ~{N}-[2-methoxy-5-(methylsulfamoyl)phenyl]-2-(4-oxidanylidene-3~{H}-phthalazin-1-yl)ethanamide 1.000 2 KZ8 ~{N}-[2-methoxy-5-(phenylsulfamoyl)phenyl]-2-(4-oxidanylidene-3~{H}-phthalazin-1-yl)ethanamide 0.794 3 5WJ ~{N}-[5-(azepan-1-ylsulfonyl)-2-methoxy-phenyl]-2-(4-oxidanylidene-3~{H}-phthalazin-1-yl)ethanamide 0.743 4 KUE ~{N}-[5-(azocan-1-ylsulfonyl)-2-methoxy-phenyl]-2-(4-oxidanylidene-3~{H}-phthalazin-1-yl)ethanamide 0.722