1-acetyl-1H-pyrazole-3-carboxylic acid methyl ester

1-(1-methoxycarbonyl-cyclopropyl)-1H-pyrazole-3-carboxylic acid methyl ester

[1,1'-Bi-1H-pyrazole]-3,3'-dicarboxylic acid, 4,5-dihydro-, dimethyl ester

4-氯二苯甲酮

5-十四碳炔