4-HYDROXY-BENZOPYRAN-2-ONES AND 4-HYDROXY-CYCLOALKYL[B]PYRAN-2-ONES USEFUL TO TREAT RETROVIRAL INFECTIONS

摘要

The present invention relates to compounds of formula (I) which are 4-hydroxy-benzopyran-2-ones and 4-hydroxy-cycloalkyl¢b!pyran 2-ones useful for inhibiting a retrovirus in a mammalian cell infected with said retrovirus. In formula (I) R10 and R20 taken together are formula (II) or formula (III).