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 ethane;3-O-(2-methoxyethyl) 1-O-(4-methylpentanoyloxymethyl) 5-O-propan-2-yl 2,6-dimethyl-4-(3-nitrophenyl)-4H-pyridine-1,3,5-tricarboxylate is given. What is its corresponding molecular formula?
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C31H44N2O11
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