"sterol (CHEBI:15889)". www.ebi.ac.uk. Retrieved 2023-11-04. – The formula given is C19H31OR, with an R group attached at the sterol sidechain (C-17) position.
The International Union of Pure and Applied Chemistry (IUPAC). "IUPAC - sterols (S06006)". goldbook.iupac.org. Natural products derived from the steroid skeleton and containing a hydroxy group in the 3 position, closely related to cholestan-3-ol.
"Sterols (1107)". pubchem.ncbi.nlm.nih.gov. – This source is more confusing, as it does not indicate an R group and simply uses gonan-3-ol for the structure of sterol. Nevertheless, the text clearly indicates that the name is intended for a larger group of compounds, and at no point is "sterol" intended as a synonym of gonan-3-ol.