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UDB approach for assigning the hexahydroxy acetate portion of sagittamide A. (A = anti, S = syn). Adapted with permission from Seike H, Ghosh I, Kishi Y. Stereochemistry of sagittamide A: prediction and confirmation. Org Lett. 2006 Aug 17;8(17):3865–8. © 2006 American Chemical Society (ref. 163).
