申请人:BIOGEN MA INC.
公开号:US20220411429A1
公开(公告)日:2022-12-29
Provided are compounds of Formula (I) or pharmaceutically acceptable salts thereof, wherein ring A, R
3
, R
4
, R
5
, R
6
, A
1
, B
1
, B
2
, Q
1
and Q
2
are as defined herein; and methods for their use and production.