@article {6734,
	title = {Linear C2-symmetric polycyclic benzodithiophene: Efficient, highly diversified approaches and the optical properties},
	journal = {Tetrahedron Letters},
	year = {2005},
	pages = {8153-8157},
	doi = {10.1016/j.tetlet.2005.09.107},
	author = {Cui-Hua Wang and Rong-Rong Hu and Shuang Liang and Jia-Hua Chen and Zhen Yang and Jian Pei}
}
