REFERENCES

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2. Yamamoto H, Futatsugi K. “Designer acids”: combined acid catalysis for asymmetric synthesis. Angew Chem Int Ed Engl 2005;44:1924-42.

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5. Isidro-Llobet A, Kenworthy MN, Mukherjee S, et al. Sustainability challenges in peptide synthesis and purification: from R&D to production. J Org Chem 2019;84:4615-28.

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10. Yamamoto H. Unpublished.