| 摘要 |
<p>Compounds of the formula <IMAGE> wherein R1 and R2 are the same or different and are hydrogen or alkyl with the proviso that R1 are R2 are not both hydrogen, R1 and R2 are preferably hydrogen or a lower alkyl of 1 to 8 carbon atoms, a pharmaceutical composition comprising an anti-epileptic effective amount of the above described compound, and a method of treating epilepsy comprising administering to a mammal an anti-epileptic amount of the above-described pharmaceutical composition.</p> |
