2',3,4,4'-Tetrakis-benzyloxy-trans(-)-chalkon

7-benzyloxy-3-phenyl-chromen-4-one

3-甲氧基苯酚

diethyl 2-(1,3-benzodioxol-5-yl)propanedioate

4-hydroxy 7-methoxy 3-(3',4'-methylenedioxyphenyl) coumarin