7,7',9,9'-tetra-cis-lycopene <=> all-trans-lycopene
7,7',9,9'-tetra-cis-lycopene <=> all-trans-lycopene
7,7',9,9'-tetra-cis-lycopene <=> all-trans-lycopene
7,7',9,9'-tetra-cis-lycopene <=> all-trans-lycopene