2-(((5S,6S,11R,12R)-5-(benzoyloxy)-6-hydroxy-4-methoxy-9,13,13-trimethyl-8-oxo-11-(phenylthio)-5,6,7,8,11,12-hexahydro-6,10-methanobenzo[10]annulen-12-yl)oxy)ethyl benzoate