4-Hydroxy-5,6-dihydropyranone deriv. AIDS-060261 AIDS060261 N-{3-[1-(6-Ethyl-4-hydroxy-2-oxo-6-{3-[(quinolin-8-ylsulfonyl)amino]phenyl}-5,6-dihydro-2H-pyran-3-yl)propyl]phenyl}quinoline-8-sulfonamide