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Structural and co-conformational effects of alkyne-derived subunits in charged donor-acceptor [2]catenanes. (O. Š. Miljanić, W. R. Dichtel, S. I. Khan, S. Mortezaei, J. R. Heath, J. F. Stoddart), J. Am. Chem. Soc. 2007129, 8236-8246.
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