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  • Title: Total synthesis of crambescidin 359.
    Author: Nagasawa K, Georgieva A, Koshino H, Nakata T, Kita T, Hashimoto Y.
    Journal: Org Lett; 2002 Jan 24; 4(2):177-80. PubMed ID: 11796044.
    Abstract:
    [structure: see text] Crambescidin 359 (4), which is the "vessel part" of the pentacyclic guanidine alkaloid ptilomycalin A (1), was synthesized for the first time based upon successive 1,3-dipolar cycloaddition reaction. This synthesis established the absolute stereochemistry of 4.
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