(2S,2'R,4a'R,4b'S,7'S,8a'R,10a'R)-5-hydroxy-2',4b',7,8',8',10a'-hexamethyl-4a',4b',5',6',7',8',8a',9',10',10a'-decahydro-2'H,3H,4'H-dispiro[benzofuran-2,1'-phenanthrene-3',2''-[1,3]dithiolan]-7'-yl benzoate

(1'S,2'S,4a'R,4b'S,7'S,8a'S,10a'R)-7'-(Benzoyloxy)-3',4'4a',4b',5',6',7',8',8a',9',10',10a'-dodecahydro-2',4b',7,8',8',10a'-hexamethylspiro[benzofuran-2(3H),1'(2'H)-phenanthrene]-5-ol