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. Author manuscript; available in PMC: 2013 Jul 11.
Published in final edited form as: Tetrahedron Lett. 2012 May 10;53(28):3577–3580. doi: 10.1016/j.tetlet.2012.05.009

Figure 1.

Figure 1

Human mAChR (M1–M5) functional assay with cremastrine 1 and unnatural analog 17, indicating that both are functional antagonists of all five mAChRs.