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. Author manuscript; available in PMC: 2016 Sep 1.
Published in final edited form as: Inorg Chem Commun. 2015 Sep 1;59:71–75. doi: 10.1016/j.inoche.2015.07.002

Scheme 2.

Scheme 2

Synthesis of 3. a) i. CHCl3, 2 eq. picolyl chloride hydrochloride, 4 eq. NaHCO3, 1 h, filter to remove solids; ii. 1 eq. of (1), 2 eq. KI, reflux 6 d; b) i. 95% EtOH,5 eq. NaBH4, N2, reflux, 1.5 h; ii. 12 M HCl(aq), 30% KOH(aq), benzene extraction.