led by Professor Raphael Mechoulam at the Hebrew University . [1] [2] [3] HU-210 is 100 to 800 times more potent than natural THC from cannabis and has an extended duration of action. [4] HU-210 is the (-) -1,1-dimethylheptyl analog of 11-hydroxy-Δ8-tetrahydrocannabinol, in some references it is called 1,1-dimethylheptyl-11-hydroxytetrahydrocannabinol. The abbreviation