all-trans-retinol(2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-2,4,6,8-tetraen-1-ol(all-E)-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4,6,8-nonatetraen-1-olVitamin A1all-trans retinolall-trans-Retinolall-trans-retinolall-trans-retinyl alcoholall-trans-vitamin Aall-trans-vitamin A alcoholretinol (vit A)trans-retinolvitamin Avitamin A alcoholvitamin A1vitamin A1 alcohol