C1, C2, C3, C4, C5
C1, C2, C3, C4 and C5 are a group of chemical compounds that are classed as derivatives of the cannabis cannabinoid cannabinol (CBN).
As well as containing over 100 different cannabinoids, the cannabis plant also contains a group of cannabinoids that are derived from CBN. This includes Cannabinol-C1, Cannabinol-C2, Cannabinol-C3, Cannabinol-C4 and Cannabinol-C5, which are all also controlled in the UK under the 1971 Misuse of Drugs Act.
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