| abstract |
The present invention provides compounds of formula (I): n n nand pharmaceutically acceptable salts thereof, wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , m and n are defined as described herein. The invention also provides methods of making the compounds of formula (I), and methods of treating inflammatory diseases, such as rheumatoid arthritis, in a mammal comprising administering a therapeutically effective amount of a compound of formula (I) to the mammal. |