申请人:Santen Pharmaceutical Co., Ltd
公开号:EP2733144A1
公开(公告)日:2014-05-21
A compound represented by the following general formula (1) or a salt thereof. R1 represents a halogen atom and so on; R2 and R3 each represent a hydrogen atom and so on; R4 and R5 each represent a hydrogen atom and so on, or R4 and R5 may form an oxo group; Ra and Rb each represent a lower alkyl group optionally having a substituent and so on, or they may bind to each other to form a nitrogen-containing heterocyclic ring which may be substituted by one or plural Rc; Rc represents an aryl group optionally having a substituent and so on; ring A represents a benzene ring and so on; and m represents 0, 1 or 2.
由以下通式(1)代表的化合物或其盐。R1 代表卤素原子等;R2 和 R3 各代表氢原子等;R4 和 R5 各代表氢原子等,或 R4 和 R5 可形成一个氧代基团;Ra 和 Rb 各代表可选具有取代基的低级烷基等,或它们可相互结合形成一个可被一个或多个 Rc 取代的含氮杂环;Rc 代表可选具有取代基的芳基等;环 A 代表苯环等;m 代表 0、1 或 2。