1H-Naphtho[1',8a':5,6]pyrano[2,3-e]isoindole-1,3(2H)-dione, 11-(acetyloxy)-6,6a,7,8,9,9a,10,11,12,13-decahydro-5-hydroxy-6a,7,10,10-tetramethyl-, (6aR,7S,9aS,13aS)- AIDS-122741 AIDS122741