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. Author manuscript; available in PMC: 2018 Apr 15.
Published in final edited form as: Bioorg Med Chem Lett. 2017 Mar 10;27(8):1744–1749. doi: 10.1016/j.bmcl.2017.02.070

Scheme 5.

Scheme 5

Reagents and Conditions: (a) MsCl, Et3N, CH2Cl2, quant., (b) 4-chlorophenol, Cs2CO3, DMF, 75 °C, 65%; (c) TFA, CH2Cl2; (d) 3-(furan-2-yl)benzoic acid, EDC, DIPEA, DMAP, THF, 77% (2 steps).