You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[2-methoxy-4-[(4R,5R)-5-[1-(4-methoxyphenyl)pyrrol-2-yl]-4-pyridin-2-yl-2-sulfanylideneimidazolidin-1-yl]phenyl]-2,2-dimethylpropanamide into its molecular formula.
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C31H33N5O3S
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