4-(4-formyl-2-methoxyphenoxy)butanoic acid

(7-氯苯并[d][1,3]二氧代l-5-基)甲醇

methyl 4-(4-formyl-2-methoxy-5-nitrophenoxy)butanoate

4-二氟甲氧基-3-甲氧基苯甲醛

异丁酸香兰酯