| abstract |
The application is directed to compounds of formula (I): and their salts and solvates, wherein R1, R2, R3, A1, A2, A3, and n are as set forth in the specification, as well as to a method for their preparation, pharmaceutical compositions comprising the same, and use thereof for the treatment and/or prevention of a lysosomal storage disease, such as Gaucher's, and other diseases or disorders that are synucleinopathies. |