AM404 really is the metabolite that keeps giving. The central nervous system system effects were fun too, acting on cannabinoid receptors and/or TRPV1 channels -- so either stony or spicy.
https://pubmed.ncbi.nlm.nih.gov/27217114/
https://pubmed.ncbi.nlm.nih.gov/32888031/
My primary care doc doesn't want me taking either NSAIDS or acetaminophen so when I get asked at the urgent care what I take for pain I say "Nothing".