[1,2,4]Triazolo[1,5-a]pyrimidin-7-ol

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

2-amino-5-benzyl-5-(4-bromophenyl)-4,5-dihydro-1H-imidazol-4-one

2-amino-5-[(4-bromophenyl)methyl]-5-(3-methoxyphenyl)-4,5-dihydro-1H-imidazol-4-one

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

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

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

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

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

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

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