In the Twilight Zone between [2]pseudorotaxanes and [2]rotaxanes In the Twilight Zone between [2]pseudorotaxanes and [2]rotaxanes, (J. O. Jeppesen, S. A. Vignon, J. F. Stoddart), Chem. Eur. J. 2003, 9, 4611-4625. Full Text
