Figure 1.
Left: Absorption spectra of azaacene bisimides and their parent compounds in n‐hexane. Right: Photographs of the azaacene bisimides in dichloromethane. From top to bottom: 1 a to 5 a.
Left: Absorption spectra of azaacene bisimides and their parent compounds in n‐hexane. Right: Photographs of the azaacene bisimides in dichloromethane. From top to bottom: 1 a to 5 a.