3,12-Epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin, decahydro-3,6,9-trimethyl-10-[2-[[4-(trifluoromethyl)phenyl]methoxy]ethyl]-, (3R,5aS,6R,8aS,9R,10R,12R,12aR)- AIDS-121418 AIDS121418