| abstract |
The invention provides a compound of formula (I):nOr a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, A1, A2, A3, A4, L, B1, B2, B3 and B4 are as defined herein. This compound of formula I has been found to act as a glycoside antagonist or a reverse agonist. Thus, the compound of the formula I and its pharmaceutical composition can be used to treat a disease, disorder or condition of the glycosidic mediator. |