5-Cyano-N-[3-[1-(4a,5,6,7,8,8a)-hexahydro-4-hydroxy-2-oxo-4aH-cyclohexa[b]pyran-3-yl)propyl]phenyl]-2-pyridinesulfonamide AIDS-033328 AIDS033328 Benzylbenzopyran-2-one deriv.