5-(4-methylphenyl)-1-phenylpyrazolidin-3-one

5-methyl-4-[(5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)-(4-nitrophenyl)methyl]-2-phenyl-1H-pyrazol-3-one

1-苯基-1,4,5,6-四氢环戊并[c]吡唑-3-羧酸

1,3-二苯基-1H-吡唑-5-羧酸

3,5-dimethyl-1-phenylpyrazolo[4,3-d][1,3]oxazole