by Lumir Ondre Hanus, Stefan Martin Meyer, Eduardo Munoz, Orazio Taglialatela-Scafati and Giovanni Appendino
Hee, hee, hee, here is a PDF link to an excellent inventory of the cannabinoids by The Royal Society of Chemistry.
https://pubs.rsc.org/en/content/articlepdf/2016/np/c6np00074f