Synonyms: 6H-Dibenzo[b,d]pyran-9-carboxylicacid, 6a,7,10,10a-tetrahydro-1-hydroxy-6,6-dimethyl-3-pentyl-, (6aR-trans)-;(-)-9-Nor-9-carboxy-D8-tetrahydrocannabinol;11-Nor-δ8-tetrahydrocannabinol-8-carboxylic acid;9-Carboxy-11-nor-δ8-tetrahydrocannabinol;δ1(6)-Tetrahydrocannabinol-7-oicacid;δ6-Tetrahydrocannabinol-7-oicacid;δ8-THC-11-oic acid;