Wikstromol

(3r)-3β,4α-bis(3-methoxy-4-hydroxybenzyl)-3-hydroxytetrahydrofuran-2-one ; (3r,4r)-4,5-dihydro-3,4-bis(3-methoxy-4-hydroxybenzyl)-3-hydroxyfuran-2(3h)-one ; (3r,4r)-3,4-bis(4-hydroxy-3-methoxybenzyl)-3-hydroxy-4,5-dihydrofuran-2(3h)-one ; (3r,4r)-4,5-dihydro-3-hydroxy-3,4-bis[(4-hydroxy-3-methoxyphenyl)methyl]furan-2(3h)-one