Charlotte Fieldhouse,Angela Glen,Tatsuhiko Fujimoto,John Stephen Robinson
申请号：
US15120002
公开号：
US09790220B2
申请日:
2015.02.19
申请国别(地区):
US
年份:
2017
代理人:
摘要：
The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, Formula (I) wherein L, X, Ra, Rb, R1, R2 and R3 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
