4OH-cyclooctapyran-2-one, iPr-SO2NH deriv. AIDS-043236 AIDS043236 N-[3-[Cyclopropyl(5,6,7,8,9,10-hexahydro-4-hydroxy-2-oxocycloocta[b]pyran-3-yl)methyl]phenyl]isopropylsulfonamide