| http://www.w3.org/ns/prov#value | - Carotenoids such as trans-??-carotene, lycopene, astaxanthin, allo-ocimene, trans-retinole, trans-retinale, dodecapreno-??-carotene and the like containing from 3 up to 19 conjugated double bonds in their backbone and described, for example, in J. Chem.
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