methyl 2-(5-fluoro-2-methyl-3-((6-oxo-1,6-dihydropyridazin-3-yl)methyl)-1H-indol-1-yl)acetate 、
2-(4-(bromomethyl)phenyl)propan-2-ol 、
potassium carbonate 、
2-(3-(3-cyclopropyl-4-oxo-3,4-dihydrophthalazin-1-yl)-5-fluoro-2-methyl-1H-indol-1-yl)acetic acid 以to give methyl 2-(5-fluoro-3-((1-(4-(2-hydroxypropan-2-yl)benzyl)-6-oxo-1,6-dihydropyridazin-3-yl)-methyl)-2-methyl-1H-indol-1-yl)acetate (100%) as a light purple solid, which的产率得到methyl 2-(5-fluoro-3-((1-(4-(2-hydroxypropan-2-yl)benzyl)-6-oxo-1,6-dihydropyridazin-3-yl)-methyl)-2-methyl-1H-indol-1-yl)acetate