This invention relates to compounds of Formula I:
and pharmaceutically acceptable salts thereof, wherein each X and each R is defined within. This invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a CFTR potentiator.
本发明涉及式 I 的化合物:
及其药学上可接受的盐,其中各 X 和各 R 在其中定义。本发明还提供了包含本发明化合物的组合物,以及这种组合物在治疗通过施用 CFTR 增效剂而获益的疾病和病症的方法中的用途。
This invention relates to compounds of Formula I:
and pharmaceutically acceptable salts thereof, wherein each X and each R is defined within. This invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a CFTR potentiator.