7-甲氧基-3-苯磺酰基-1(3H)-异苯并呋喃酮

(3Z)-3-[(3,4-二羟基苯基)亚甲基]-7-羟基-2-苯并呋喃-1-酮

2-(2-iodoethenyl)-6-methoxybenzoic acid

2-(4-hydroxy-3-oxo-1H-2-benzofuran-1-yl)acetic acid

8-methoxy-3-methylisochromen-1-one