英文别名
7,7'-dihydroxy-8,8'-biscoumarin;7,7'-dihydroxy-2H,2'H-[8,8-bichromene]-2,2'-dione;7,7'-Dihydroxy-8,8'-bicumarinyl;7,7'-dihydroxy-[8,8']bichromenyl-2,2'-dione;7,7'-Dihydroxy-2H,2'H-[8,8'-bichromene]-2,2'-dione;7-hydroxy-8-(7-hydroxy-2-oxochromen-8-yl)chromen-2-one