| 摘要 |
<p>A compound of formula (I)
wherein
Y is oxygen or sulfur, and
X 1 , X 2 and X 3 are independently hydrogen, halogen, hydroxy or linear or branched
(C 1-6 )alkyl, or hydroxy-(C 1-6 )alkyl or (C 1-6 )alkoxy-(C 1-6 )alkyl, mono- or dihalogenated (C 1-6 )alkyl, amino-(C 1-6 )alkyl, hydroxy-(C 1-6 )alkyl, with the provisos that
(1) at least one of X 1 , X 2 and X 3 is not hydrogen,
and
(2) X 2 is not hydroxy when X 1 and X 3 are hydrogen
are useful in the treatment of diseases mediated by microbes.</p> |
