5,12-Epoxybenzocyclodecene-1,6,10-triol,tetradecahydro-9-methoxy-1,6,10-trimethyl-4-(1-methylethyl)-, 1,6-diacetate,(1R*,4R*,4aR*,5R*,6R*,9S*,10S*,12R*,12aS*)-(+)-