Feng, X., Tomiyasu, H., Hu, J., Wei, X., Redshaw, C., Elsegood, M. R. J., …Yamato, T. (2015). Regio-selective substitution at the 1,3- and 6,8-positions of pyrene for the construction of small dipolar molecules. Journal of organic chemistry, 80(21), 10973-10978. https://doi.org/10.1021/acs.joc.5b02128