(2'R,3a'R,4'S,7a'R)-4'-羟基-2',4',6'-三甲基-3'-氧代-2',3',3a',4'-四氢螺[环丙烷-1,5'-茚]-7a'(1'H)-基beta-D-吡喃葡萄糖苷

1,3,4,6-Tetra-O-acetyl-2-O-benzyl-α-D-galactopyranose

Lansioside B