Novel Tetrahydro-1H-Pyrido[4,3-b] Indole Derivatives as CB1 Receptor Ligands

摘要

Compounds of formulae I, or pharmaceutically acceptable salts thereof: wherein R1, R2 and R3 are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.