4-甲基七叶苷原

1,2,4-苯三酚

6,7-二羟基-4苯基香豆素

4-(2,3,7-trihydroxy-6-oxoxanthen-9-yl)benzoic acid

2',3',6',7'-四羟基螺[2-苯并呋喃-3,9'-氧杂蒽]-1-酮