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(a) Chemical structure of the polymeric components, (b) schematic representation of the vapor-induced color change in PT1/Cur-oeg complex film and (c) photographs of the PT1/Cur-oeg complex solution under the temperature control from 5 to 85 °C; upper line: bright images, lower line: fluorescence images (λex = 365 nm), [PT1]unit = 0.2 mM, [Cur-oeg]unit = 0.6 mM, in water containing 5 vol % DMSO. Reproduced with permission [89].
