W Hu, Z Zhang, Y Xu, J Cao, S Liu, Z Tang… - Journal of Materials …, 2018 - pubs.rsc.org
An axisymmetric heptacyclic lactam unit TD3 has been developed by replacing the thieno [3,
2-b] thiophene core of a known acceptor unit TD1 with dithieno [3, 2-b: 2′, 3′-d] …