First Total Synthesis of the Re-Type Lipopolysaccharide This work was supported by the Research for the Future Program (No. 97L00502) from the Japan Society for the Promotion of Science. H.Y. is grateful for a JSPS Research Fellowship for Young Scientists (No. 1241) from the Japan Society for the Promotion of Science. The authors are grateful to Mr. Seiji Adachi for his skillful measurement of NMR spectra.