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a) Molecular junctions of COF–alkene (1), COF–imide (2), and COF–imine (3) and b) their transmission functions. [P11, P12], [P21, P22], and [P31, P32] present the [HOMO, LUMO] of the transmission functions of COF–alkene, COF–imide, and COF–imine, respectively. c) Chemical structure and d) PHE activities of TPAL–polymer and BPDA–polymer.
