Showing structure for (2r,4'as,8'as)-4,6'-dihydroxy-7-(2-hydroxyethyl)-2',5',5',8'a-tetramethyl-3,3',4',4'a,6',7',8,8'-octahydro-2'h-spiro[furo[2,3-e]isoindole-2,1'-naphthalen]-6-one