abstract |
The invention discloses the compound of formula (I) Wherein R 1 , R 2 , R 2A , R 3 , R 3A , R 4 and R 5 are as defined herein. The present invention relates to the use of compounds and the like in the treatment of cystic fibrosis, methods for their production, pharmaceutical compositions containing them, and methods for treating cystic fibrosis by administering the compounds of the present invention. |