4N8E:
reference: Discovery of C-(1-aryl-cyclohexyl)-methylamines as selective, orally available inhibitors of dipeptidyl peptidase IV., Namoto K, Sirockin F, Ostermann N, Gessier F, Flohr S, Sedrani R, Gerhartz B, Trappe J, Hassiepen U, Duttaroy A, Ferreira S, Sutton JM, Clark DE, Fenton G, Beswick M, Baeschlin DK, Bioorg Med Chem Lett. 2014 Feb 1;24(3):731-6. doi: 10.1016/j.bmcl.2013.12.118., Epub 2014 Jan 6. PMID: 24439847

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