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. Author manuscript; available in PMC: 2021 Mar 30.
Published in final edited form as: Nat Chem. 2020 Jul 20;12(9):832–837. doi: 10.1038/s41557-020-0506-4

Extended Data Fig. 1. SiR-PyPDS analogues synthesized.

Extended Data Fig. 1

SiR-PyPDS analogues (1, 2, 3 and 4) with different chemical linkers between the PyPDS and the SiR scaffold synthesised in this study. TSTU was used as amide coupling reagent in the synthesis of all 3 analogues.