You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [1-(5-methyl-[1,3]oxazolo[4,5-b]pyridin-2-yl)piperidin-4-yl]-(3-propoxypiperidin-1-yl)methanone into molecular formula.
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C21H30N4O3
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