(R)-3-Nitrobiphenyline

(R)-3-Nitrobiphenyline is a drug which acts as an α$2$-adrenergic agonist, selective for the α$2C$ subtype, as well as being a weak antagonist at the α$2A$ and α$2B$ subtypes. It has been used in scientific research to characterize the binding and functional properties of the α$2C$ subtype.