M4 mAChR agonist-1 (compound 10a) is a potent M4 mAChR agonist with an EC50 >10 μM for human M4[1].
[1]. Wood MR, et al. Discovery and optimization of a novel series of highly CNS penetrant M4 PAMs based on a 5,6-dimethyl-4-(piperidin-1-yl)thieno[2,3-d]pyrimidine core. Bioorg Med Chem Lett. 2016;26(13):3029-3033.
















