2-amino-5-(4-methoxyphenyl)-5-[(thiophen-2-yl)methyl]-4,5-dihydro-1H-imidazol-4-one

1-(4-methoxyphenyl)-3-methyl-4,5-dihydro-1H-pyrazol-5-one

3-ethyl-1-phenyl-4,5-dihydro-1H-pyrazol-5-one

1-(4-methoxyphenyl)-3-(propan-2-yl)-4,5-dihydro-1H-pyrazol-5-one

1-(2-fluorophenyl)-3-propyl-4,5-dihydro-1H-pyrazol-5-one

3-butyl-1-(3-fluorophenyl)-4,5-dihydro-1H-pyrazol-5-one

5-chloro-3-ethyl-1-(2-fluorophenyl)-1H-pyrazole-4-carbaldehyde

5-chloro-3-ethyl-1-(3-fluorophenyl)-1H-pyrazole-4-carbaldehyde

5-chloro-1-(3-chlorophenyl)-3-ethyl-1H-pyrazole-4-carbaldehyde

5-chloro-1-(3-chlorophenyl)-3-propyl-1H-pyrazole-4-carbaldehyde

3-butyl-5-chloro-1-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde