Doubly encircled and double stranded pseudorotaxanes
Doubly encircled and double stranded pseudorotaxanes, (P. R. Ashton, E. J. T. Chrystal, P. T. Glink, S. Menzer, C. Schiavo, J. F. Stoddart, P. A. Tasker, and D. J. Williams), Angew. Chem. Int. Ed. Engl. 1995, 34, 1869-1871.