You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (2E,3E,5E)-2-butan-2-ylidene-6-methyl-3-[1-[(4Z)-2-[4-methyl-3-(propan-2-yliminomethyl)phenyl]-4-propylidene-6-(trifluoromethyl)chromen-8-yl]ethylamino]octa-3,5-dienoic acid by IUPAC nomenclature, provide its molecular formula.
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C39H47F3N2O3
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