IUPAC:(2R,3R)-6,8-dihydroxy-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-9-(4-hydroxyphenyl)-2H,3H,7H-[1,4]dioxino[2,3-h]chromen-7-one
IUPAC:(2R,3R)-6,8-dihydroxy-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-9-(4-hydroxyphenyl)-2H,3H,7H-[1,4]dioxino[2,3-h]chromen-7-one