ethyl (2Z)-2-chloro-2-[2-(3-chlorophenyl)hydrazin-1-ylidene]acetate

1-(4-bromophenyl)-5-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid

1-(2-methoxyphenyl)-5-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid

1-(4-nitrophenyl)-5-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid

3-(ethoxycarbonyl)-1-(2-methylphenyl)-4,5-dihydro-1H-pyrazole-5-carboxylic acid

3-(ethoxycarbonyl)-1-(2-methoxyphenyl)-4,5-dihydro-1H-pyrazole-5-carboxylic acid

3-(ethoxycarbonyl)-1-(4-ethoxyphenyl)-4,5-dihydro-1H-pyrazole-5-carboxylic acid

3-(ethoxycarbonyl)-5-methyl-1-(4-methylphenyl)-4,5-dihydro-1H-pyrazole-5-carboxylic acid

1-(3,5-dimethylphenyl)-3-(ethoxycarbonyl)-5-methyl-4,5-dihydro-1H-pyrazole-5-carboxylic acid

3-(ethoxycarbonyl)-1-(2-fluorophenyl)-5-methyl-4,5-dihydro-1H-pyrazole-5-carboxylic acid

1-(3-chloro-2-methylphenyl)-3-(ethoxycarbonyl)-5-methyl-4,5-dihydro-1H-pyrazole-5-carboxylic acid