the relative effectiveness of the cannabinoids in inhibiting morphine abstinence appeared to be in the following order : delta9-tetrahydrocannabinol greater than delta8-tetrahydrocannabinol greater than 11-hydroxy-delta8-tetrahydrocannabinol greater than cannabidiol greater than cannabinol .
C0006864
cannabinoids
C0039663
tetrahydrocannabinol