Showing structure for (2s,2's,8'ar)-4,5,7'-trihydroxy-2',4'b,8',8',10'a-pentamethyl-2',3',4',4'a,5',6',7',8'a,9',10'-decahydro-3h-spiro[1-benzofuran-2,1'-phenanthrene]-7-carbaldehyde