氯苯茚二酮

2-(2-chlorophenyl)indene-1,3-dione

邻羧基苯乙酸

2-(2-甲氧基-2-氧代乙基)苯羧酸甲酯

methyl 7-oxobicyclo[4.2.0]octa-1,3,5-triene-8-carboxylate