J. Mater. Chem. A, 2015, 3, 4865–4874. We report two new triarylamine-cyanoacrylic acid based push–pull dyes, X76 and X77, featuring the pconjugated
linkers of dihexyl- and dihexyloxybenzene-substituted dithieno[2,3-d:20,30-d0]thieno[3,2-b:3',2'-b']dipyrrole (DTDP), respectively.