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-chloro-4-[(3S)-8-[4-[4-[2-(2,6-dioxopiperidin-3-yl)-1,3-dioxo-6,7-dihydro-5H-cyclopenta[f]isoindole-6-carbonyl]piperazine-1-carbonyl]phenyl]-3-methyl-2,8-diazaspiro[4.5]decan-2-yl]benzonitrile by IUPAC nomenclature, provide its molecular formula.
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C44H44ClN7O6
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