| abstract |
PROBLEM TO BE SOLVED: To provide a compound useful for inhibiting a retrovirus in a human cell infected with the retrovirus. SOLUTION: 4-Hydroxy-benzopyran-2-one and 4-hydroxy-cycloalkyl [b] pyran-2-one useful for inhibiting retrovirus in mammalian cells infected with retrovirus Provision of compounds of formula I. [Selection figure] None |