Cannabipiperidiethanone
Cannabipiperidiethanone (CPE or 1-(N-methylpiperidin-2-ylmethyl)-3-(2-methoxyphenylacetyl)indole) is a synthetic cannabinoid that has been found to be an ingredient of "herbal smoking blends" sold in Japan. == Overview == The drug's binding affinity was measured at the CB1 and CB2 receptors and it was found to have an IC50 of 591 nM at CB1 and 968 nM at CB2, making it 2.3 times and 9.4 times weaker than JWH-250 at these two targets respectively.