You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 3-amino-4-(4-bromophenyl)-5-N-(2,4-dimethylphenyl)-2-N-(2-methoxyphenyl)-6-methylthieno[2,3-b]pyridine-2,5-dicarboxamide is given. What is its corresponding molecular formula?
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C31H27BrN4O3S
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