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 (1S)-7-chloro-1-(2,3-dimethoxyphenyl)-6-methyl-2-pyridin-2-yl-1H-chromeno[2,3-c]pyrrole-3,9-dione into molecular formula.
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C25H19ClN2O5
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