| abstract |
The present invention relates to compounds of formula (I), or pharmaceutical salts, prodrugs, salts of prodrugs, or combinations thereof, formula (I), wherein R1, R2, R3, R4, and L1 are defined in the specfication, compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions. The present invention also relates to compounds of formula (II), or pharmaceutical salts, prodrugs, salts of prodrugs, or combinations thereof, formula (II). wherein R1a, R2a, R x, and n are as defined in the specification, compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions. |