5,7-dihydroxy-8-propanoyl-4-propylchromen-2-one

5,7-dihydroxy-3-[(4-hydroxyphenyl)methyl]chromen-4-one

5,7-dihydroxy-4-(2-hydroxyphenyl)chromen-2-one

1,3-dihydroxy-5,8-dimethoxyxanthen-9-one

1,3,8,9-tetramethoxy-[1]benzofuro[3,2-c]chromen-6-one