You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 5-(4-butoxycarbonylpiperazin-1-yl)-4-[[4-[2-[2-(cyclobutylmethylcarbamoyl)pyrrolidin-1-yl]-2-oxoethoxy]-7-methylquinoline-2-carbonyl]amino]-5-oxopentanoic acid by IUPAC nomenclature, provide its molecular formula.
user
C37H50N6O9
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