You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule N-[4-[6-(2,6-dichloro-3,5-dimethoxyphenyl)-7-oxo-2-[2-(prop-2-enoylamino)anilino]pyrido[2,3-d]pyrimidin-8-yl]sulfonylphenyl]prop-2-enamide into molecular formula.
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C33H26Cl2N6O7S
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