2,4-双(三氟甲基)氯苯

1-methoxy-2,4-bis-trifluoromethyl-benzene

对硝基苯甲腈

5-Acetyl-6'-hydroxy-6,2'-dioxo-6H,2'H-[2,3']bipyranyl-5'-carboxylic acid methyl ester

dimethyl 4-oxo-5-(phenylthio)cyclohexane-1,3-dicarboxylate