(11Z)-retinal
8-(1,3-dithian-2-yl)-3,7-dimethyl-1-(2,6,6-trimethyl-cyclohex-1-enyl)octa-1E,7E-dien-4-yne-3,6-diol
8-(1,3-dithian-2-yl)-3,7-dimethyl-1-(2,6,6-trimethyl-cyclohex-1-enyl)octa-1E,4E,7E-trien-3,6-diol
all-trans-retinal propylene dithioacetal
all-trans-Retinal