SUBSTITUTED CYCLOPENTANES, TETRAHYDROFURANES AND PYRROLIDINES AS OREXIN RECEPTOR ANTAGONISTS
申请人:TAKEDA PHARMACEUTICAL COMPANY LIMITED
公开号:US20170073340A1
公开(公告)日:2017-03-16
The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, Formula (I) wherein L, X, R
a
, R
b
, R
1
, R
2
and R
3
are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.