rotaxane constitutional unit

abbrev: rot-CU
synonym: rotaxane CU
https://doi.org/10.1351/goldbook.13976
Constitutional unit (CU) that has a rotaxane structure.
Note: Constitutional unit is an atom or group of atoms (with pendant atoms or groups, if any) comprising a part of the essential structure of a macromolecule, an oligomer molecule, a block, or a chain.
Source:
PAC, 2012, 84, 2135. (Terminology and nomenclature for macromolecular rotaxanes and pseudorotaxanes (IUPAC Recommendations 2012)) on page 2142 [Terms] [Paper]