Synonyms: 2,6-Methano-2H-1-benzoxocin-7-ol,3,4,5,6-tetrahydro-2-methyl-5-(1-methylethenyl)-9-pentyl-, [2R-(2a,5a,6a)]-; 2,6-Methano-2H-1-benzoxocin-7-ol,3,4,5,6-tetrahydro-5-isopropenyl-2-methyl-9-pentyl-, stereoisomer (8CI); (-)-D8-iso-THC; 1-trans-D8-Tetrahydrocannabinol;Cannabinol, D8-isotetrahydro-;D8(9)-Isotetrahydrocannabinol; D8-3,4-trans-Isotetrahydrocannabinol;D8-Isotetrahydrocannabinol