Synfacts, Table of Contents Synfacts 2022; 18(07): 0807DOI: 10.1055/s-0041-1737641 Chemistry in Medicine and Biology An Improved Orthosteric Antagonist of the M5 Muscarinic Acetylcholine Receptor Authors Contributor(s): Dirk Trauner Christopher J. Arp Recommend Article Abstract Buy Article(opens in new window)Key words Key wordsmuscarinic acetylcholine receptor (mAChR) - M5 receptor - opioid use disorder Full Text