X-Shaped oligomeric pyromellitimide polyradicals
X-Shaped oligomeric pyromellitimide polyradicals, (Y. Wu, J.-M. Han, M. Hong, M.D. Krzyaniak, A.K. Blackburn, I.R. Fernando, D.D. Cao, M.R. Wasielewski, J. F. Stoddart), J. Am. Chem. Soc. 2018, 140, 515–523.