| 摘要 |
<p>A compound represented by formula (I) or a salt thereof, which is useful as an agent for treatment or prevention of various epileptic seizures, namely partial seizures and/or generalized seizures. (In the formula, R<sup>1</sup>, R<sup>2</sup> and R<sup>3</sup> may be the same or different and each represents a hydrogen atom, a fluorine atom, a chlorine atom, a bromine atom, a C1-6 alkyl, a C1-6 alkoxy substituted by a fluorine atom, or the like; R<sup>4</sup> and R<sup>5</sup> may be the same or different and each represents a hydrogen atom, a fluorine atom, a chlorine atom, a C1-6 alkyl, a C1-6 alkoxy substituted by a fluorine atom, or the like; R<sup>6</sup> and R<sup>7</sup> may be the same or different and each represents a hydrogen atom, a fluorine atom, a methyl, an ethyl, a hydroxyl group, or the like; and R<sup>8</sup> and R<sup>9</sup> may be the same or different and each represents a hydrogen atom, a C1-6 alkyl or the like.).</p> |
