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. Author manuscript; available in PMC: 2013 Aug 1.
Published in final edited form as: J Enzyme Inhib Med Chem. 2011 Aug 24;27(4):476–489. doi: 10.3109/14756366.2011.597748

Fig. 2.

Fig. 2

Synthesis scheme for the OU749 analogs. Synthesis and purification of the synthetic intermediates TDA1-10 (A) was required before synthesis of the OU749 analogs Compounds 2-4 and Compounds 6-20 (B). Synthesis of Compound 5 is derived from Compound 11 (C).