You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[2-fluoro-4-[2-[(1R,2S)-2-[1-(5-methoxypyrimidin-2-yl)piperidin-4-yl]cyclopropyl]ethoxy]phenyl]-1-(3-methoxyazetidin-1-yl)ethanone into molecular formula.
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C27H35FN4O4
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