You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (2,5-dioxopyrrolidin-1-yl) 6-[(6,8-difluoro-7-hydroxy-2-oxochromene-3-carbonyl)-[3-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propyl]amino]hexanoate by IUPAC nomenclature, provide its molecular formula.
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C44H66F2N2O19
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