申请人:Sumitomo Chemical Company Limited
公开号:EP3045448A1
公开(公告)日:2016-07-20
The present invention provides a compound represented by the following formula (I) or its pharmaceutically acceptable salt:
[wherein, R1 represents optionally substituted C1-4 alkyl, n shows integer of 1 to 4, R2 represents optionally substituted C1-4 alkyl or hydrogen atom, R3 represents optionally substituted C1-4 alkyl, R4a, R4b, R4c, and R4d, similarly or differently, represent optionally substituted C6-14 aryl, optionally substituted C1-4 alkyl, or hydrogen atom and the like, A represents optionally substituted C6-14 aryl or optionally substituted 5 to 11 membered heteroaryl].
本发明提供了下式 (I) 所代表的化合物或其药学上可接受的盐:
[其中,R1 代表任选取代的 C1-4 烷基,n 表示 1 至 4 的整数,R2 代表任选取代的 C1-4 烷基或氢原子,R3 代表任选取代的 C1-4 烷基,R4a、R4b、R4c 和 R4d 类似或不同地代表任选取代的 C6-14 芳基、任选取代的 C1-4 烷基或氢原子等,A 代表任选取代的 C6-14 芳基或任选取代的 5 至 11 分子杂芳基]。