By combining the link of a catenane with the interweaving of a trefoil knot, a molecular structure with a double knot-link containing 14 crossings is prepared. The knot-link contains two homochiral trefoil knots that are quadruply linked with each other.
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Fenlon, E.E. Double, double trefoil and trouble. Nat. Synth 1, 586–587 (2022). https://doi.org/10.1038/s44160-022-00103-7
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DOI: https://doi.org/10.1038/s44160-022-00103-7