苯肼

4-(1-(4-chlorophenyl)methylidene)-3-methyl-1-phenyl-1H-pyrazole-5-one

4-(4-chlorobenzylidene)-5-methyl-2-phenyl-2,4-dihydropyrazol-3-one

2-((4-chlorophenyl)(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)methyl)malononitrile