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. Author manuscript; available in PMC: 2011 Mar 25.
Published in final edited form as: J Med Chem. 2010 Mar 25;53(6):2562–2576. doi: 10.1021/jm9018542

Scheme 1.

Scheme 1

Reagents and Conditions. a) tert-Butylchlorodiphenylsilane, imidazole, DMAP, an. CH2Cl2, 93%; b) DIBAL-H, an. THF, 82 %; c) Methanesulfonyl chloride, triethylamine, an. CH2Cl2, 96%; d) NaI, 65 °C, an. 1,4-dioxane, 95%; e) Triethylphosphite, 94%; f) TBAF, THF, 88%.