| abstract |
(57) [Problem] To provide a naphthyridine and quinoline derivative which can be used for pharmaceutical use. [Solution] General formula (1): [Wherein, OR 1 , R 2 , R 3 , R 4 , A and Q represent the groups described in the text. And a pharmaceutical composition containing the derivative, such as an analgesic agent, an aldose reductase inhibitor, an agent for preventing and treating diabetes complications, and the like. |