abstract |
The present invention is directed to Buprenorphine Analog compounds of Formula I, II, III, IV or V and including various stereoisomers (such as Formula IA shown below), wherein R 1 , R 3a , R 3b , R 16 , R 15 , G, Q, X, A and Z are as defined herein. n nCompounds of the Invention may be useful for preparing medicaments useful for treating pain, constipation, and other conditions modulated by activity of opioid and ORL-1 receptors. Compounds of the Invention may be useful for treating Conditions such as pain, constipation, and others modulated by activity of opioid and ORL-1 receptors. |