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. Author manuscript; available in PMC: 2010 May 27.
Published in final edited form as: J Am Chem Soc. 2009 May 27;131(20):7175–7181. doi: 10.1021/ja901307m

Figure 2.

Figure 2

Retrosynthetic strategy for the convergent solution-phase synthesis of polyamide 1. 7-10 are commercially available building blocks. Boc = t-butyl carbamate, Bt = benzotriazole, Cbz = benzyl carbamate.