Compound 18a

From the following article

An allosteric potentiator of M₄ mAChR modulates hippocampal synaptic transmission

Jana K Shirey, Zixiu Xiang, Darren Orton, Ashley E Brady, Kari A Johnson, Richard Williams, Jennifer E Ayala, Alice L Rodriguez, Jürgen Wess, David Weaver, Colleen M Niswender & P Jeffrey Conn

Nature Chemical Biology 4, 42-50 (2008) Published online: 2 December 2007

doi:10.1038/nchembio.2007.55