2-(2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetamido)-4-phenylthiazole-5-carboxylic acid

2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)-N-(5-phenylthiazol-2-yl)acetamide

N-(4-(4-fluorophenyl)thiazol-2-yl)-2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetamide

N-(4-(4-bromophenyl)thiazol-2-yl)-2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetamide

ethyl 5-methyl-2-(2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetamido)thiazole-4-carboxylate