3,12-Epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin, 10-[2-[(3-fluorophenyl)methoxy]ethyl]decahydro-3,6,9-trimethyl-, (3R,5aS,6R,8aS,9R,10R,12R,12aR)- AIDS-121415 AIDS121415