(7R,8S)-4,9,9'-trihydroxyl-3-methoxyl-7,8-dihydrobenzofuran-1'-propylneolignan-3'-O-beta-D-glucopyranoside
(7r,8s)-4,9,9'-trihydroxyl-3-methoxyl-7,8-dihydrobenzofuran-1'-propylneolignan-3'-o-beta-d-glucopyranoside