2-(1H-pyrazol-1-yl)-1,3-benzendicarboxylic acid 1,3-dimethyl ester

2-(1H-pyrazol-1-yl) benzoic acid methyl ester

1-苯基-1H-吡唑-4-甲腈

1,5 -二苯基- 1H -吡唑

1-苯基-4,5-二氢-1H-吡唑