You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[3-cyano-4-[(E)-2-[5-[(E)-2-[4-(diethylamino)-2-hexoxyphenyl]ethenyl]thiophen-2-yl]ethenyl]-5,5-dimethylfuran-2-ylidene]propanedinitrile by IUPAC nomenclature, provide its molecular formula.
user
C34H38N4O2S
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