C21H26O2 Share definition Flag Chemical formula of Cannabinol, non-phycoactive part which forms into tetrahydrocanabinol (THC) I dont think that Cheeba had enough C21H26O2 to work... oh wait... hit me like a freight train... C21H26O2 by Chey kid March 18, 2007 0 0 Get merch Get the C21H26O2 mug. Buy Now — $32.95 See more merch