... -BETA-CAROTENE;(all-E)-1,1'-(3,7,12,16-Tetramethyl-1,3,5,7,9,11,13,15,17-octadecanonaene ... (2,6,6-trimethylcyclohexene);1,1’-(3,7,12,16-tetramethyl-1,3,5,7,9,11,13,15,17-octadecanonaene ... ,9,11,13,15,17-Octadecanonene,3,7,12,16-tetramethyl-1,18-cyclohex-1-ene,2,6,6-trimethyl- CAS ...