abstract |
The present invention is directed to polymorphs of N-(1-cyanocyclopropyl)-3-cyclopropylmethanesulfonyl-2(R)-(2,2,2-trifluoro-1(S)-4-fluorophenylethylamino)-propionamide, methods of using them to treat a disease mediated by cathepsin S, pharmaceutical compositions comprising such polymorphs, and processes for preparing them. |