(3R,4R)-3,4-bis(4-hydroxy-3-methoxybenzyl)dihydrofuran-2(3H)-one;(3R,4R)-Dihydro-3,4-bis[(4-hydroxy-3-methoxyphenyl)methyl]-2(3H)-furanone; (-)-Matairesinol; (8R,8'R)-(-)-Matairesinol; (3R,4R)-3,4-bis(4-hydroxy-3-methoxybenzyl)dihydrofuran-2(3H)-one;Matairesinol