Robuta

https://phytochem.nal.usda.gov/chemical-23-diepi-artabsinolide-c Chemical 2,3-DIEPI-ARTABSINOLIDE-C | Dr. Duke's Phytochemical and Ethnobotanical Databases https://webbook.nist.gov/cgi/cbook.cgi?ID=R232441&Mask=2000 3,9-diepi-3,6,6,9-Bisepoxy-farnesa-1,7(14),10-triene