methyl 2-(4-(2-bromobenzylidene)-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-3-yl)acetate
methyl 2-(5-oxo-1-phenyl-4-(thiophen-3-ylmethylene)-4,5-dihydro-1H-pyrazol-3-yl)acetate
methyl 2-(4-(4-(dimethylamino)benzylidene)-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-3-yl)acetate
methyl 2-(4-(furan-2-ylmethylene)-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-3-yl)acetate
methyl 2-(4-((1H-indol-3-yl)methylene)-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-3-yl)acetate