Synfacts, Table of Contents Synfacts 2020; 16(09): 1043DOI: 10.1055/s-0040-1706776 Synthesis of Materials and Unnatural Products The Rings Go Marching Two by Two Contributor(s): Timothy M. Swager , Richard Y. Liu Recommend Article Abstract Buy Article Key words Key wordsrotaxanes - supramolecular chemistry - molecular machines Full Text