(E)-5-hydroxy-2-(4-hydroxystyryl)-8,8-dimethyl-9,10-dihydropyrano[2,3-f]chromen-4(8H) -one

(E)-5,7-dimethoxy-2-(4-methoxystyryl)-8-(3-methylbut-2-en-1-yl)-4H-chromen-4-one

candidone

2'-hydroxy-3'-isopentyl-4',6'-dimethoxyacetophenone