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. Author manuscript; available in PMC: 2020 Jul 29.
Published in final edited form as: Angew Chem Int Ed Engl. 2019 May 14;58(31):10423–10432. doi: 10.1002/anie.201814552

Figure 3.

Figure 3.

(A) Molecular structure of 2, 3, 2-Py and 3-Py; (B) Aromatic-aromatic interaction enables self-assembly, hydrogelation, and α-helix to β-sheet transition (scale bar = 50 nm). Adapted with permission from ref. 20. Copyright 2016, American Chemical Society.