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 4-[2-[4-[[(2S)-2-hydroxy-3-phenoxypropyl]amino]butoxy]-5-nitrophenyl]-2,3,4,6-tetramethylpyridine-3,5-dicarboxylic acid is given. What is its corresponding molecular formula?
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C30H37N3O9
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