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 (4R)-4-[2-[(2R,3R)-2,8-dimethyl-6-oxo-3-[(2S,3R,4R,5R)-2,3,4,5,6-pentahydroxy-3-(1H-pyrrolo[3,2-b]pyrrol-4-ylmethyl)hexyl]peroxy-10-(1H-pyrrolo[3,4-b]pyrrol-5-yl)-3,4-dihydropyrano[3,2-g]chromen-2-yl]ethyl]-2-azaspiro[4.4]nonan-1-one is given. What is its corresponding molecular formula?
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C43H51N5O11
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