| 摘要 |
<p>A pharmaceutical compound of formula (I) in which R?1 and R2¿ are each hydrogen or C¿1-4? alkyl, or R?1 and R2¿ together with the nitrogen atom to which they are attached form an azetidinyl, pyrrolidinyl, piperidinyl, piperazinyl or morpholino group, said group being optionally substituted with 1 to 3 C¿1-4? alkyl substituents, R?3¿ is a naphthyl, indolyl, benzothienyl, benzofuranyl, benzothiazolyl, quinolinyl or isoquinolinyl group, said group being optionally substituted, and n is 1 or 2; or a salt or ester thereof.</p> |
