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(a) STM image of 147 as sublimed on Au (111). (b) STM image of 147 after annealing at 200 °C on Au (111), inducing deiodination and polymerization. (c) STM image of 147 after annealing at 450 °C on Au (111). (d) nc-AFM image of the polymer. (Reproduced with permission from Y. Fu et al., Angewandte Chemie International Edition; published by German Chemical Society (GDCh), 2020.
