(4-methyl-2-oxochromen-6-yl) prop-2-enoate

6-甲氧基-4-甲基香豆素

6-hydroxy-4-methyl-5,7-dinitrosochromen-2-one

[(4-甲基-2-氧代-2H-苯并吡喃-6-基)氧基]乙酸

(4-甲基-2-氧代-苯并吡喃-6-基)乙酸酯