申请人:Eisai R&D Management Co., Ltd.
公开号:US20190231720A1
公开(公告)日:2019-08-01
The present invention provides a compound represented by formula (
1
):
or pharmaceutically acceptable salt thereof, wherein
X and Y are the same or different from each other and represent a hydrogen atom, a halogen atom, a C
1-6
alkyl group, or a C
1-6
alkoxy group, wherein the C
1-6
alkoxy group may be substituted with a C
1-6
alkoxy group, and
Z and W are the same or different from each other and represent a hydrogen atom, a halogen atom, or a C
1-6
alkyl group.
本发明提供了一种由下式(1)表示的化合物或其药学上可接受的盐,其中X和Y彼此相同或不同,表示氢原子、卤原子、C1-6烷基或C1-6甲氧基,其中C1-6甲氧基可以被C1-6烷氧基取代,Z和W彼此相同或不同,表示氢原子、卤原子或C1-6烷基。