积雪草苷

[6-[[3,4-Dihydroxy-6-(Hydroxymethyl)-5-(3,4,5-Trihydroxy-6-Methyl-Oxan-2-Yl)Oxy-Oxan-2-Yl]Oxymethyl]-3,4,5-Trihydroxy-Oxan-2-Yl] (1S,2R,4As,6As,6Br,9S,10R,11R,12As,14Br)-10,11-Dihydroxy-9-(Hydroxymethyl)-1,2,6A,6B,9,12A-Hexamethyl-2,3,4,5,6,6A,7,8,8A,10,11,12,13,14B-Tetradecahydro-1H-Picene-4A-Carboxylate