abstract |
The invention relates to compounds of the structural Formulas (I), (VII), and (XI); or a pharmaceutically acceptable salt, solvate, clathrate or prodrug thereof, wherein X1, X2, X3, Y, Z, L, R1, R2, R3, R18 and n are defined herein. These compounds are useful as immunosuppressive agents and to treat and prevent inflammatory conditions, allergic disorders and immune disorders. |