| 摘要 |
The present invention provides a group of novel compounds useful in the treatment of CNS disorders such as epilepsy, the compounds having the general formula (III): <CHEM> wherein R<5> is hydrogen, methyl or ethyl; R<6> is hydrogen, methyl, hydroxymethyl methoxymethyl, ethyl, n-propyl, isopropyl, cyclopropyl, cyclopentyl, or cyclopropylmethyl and R<7> is hydrogen or fluorine attached to the 6- or 5-position of the phenyl ring. Also provided are methods for the preperation of compounds of the formula (III) and pharmaceutical compositions containing the said compounds. |
