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. 2020 Jul 14;53(8):1478–1487. doi: 10.1021/acs.accounts.0c00235

Figure 2.

Figure 2

Red-shifting NBD approaches: (a) donor–acceptor through-space strategy, (b) donor–acceptor in a double bond strategy, and (c) donor–acceptor dimeric strategy. (d) Schematic representation of two switching events in dimeric systems.