You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[(4-hydroxy-2-oxo-1H-quinolin-3-yl)methylideneamino]-N-[[(2S)-oxolan-2-yl]methyl]benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H21N3O4
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