| abstract |
The disclosure relates to a compound of formula (I): n n n n n n n n n n and salts thereof; wherein Ar, L, A, X, R 1 , R 2 , R 3 , R 4 a, R 4 b, and R 5 are as defined in the disclosure; compositions comprising said compounds, methods for their preparation, intermediates thereto, and the use thereof, particularly as drugs. |