Toward interlocked molecules beyond catenanes and rotaxanes
Toward interlocked molecules beyond catenanes and rotaxanes, (T. Chang, A. M. Heiss, S. J. Cantrill, M. C. T. Fyfe, A. R. Pease, S. J. Rowan, J. F. Stoddart, and D. J. Williams), Org. Lett. 2000, 2, 2943-2946.