You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named [5-[(2-chloro-4-methoxyphenoxy)methyl]-1,2-oxazol-3-yl]-[2-(4-methyl-1,2,5-oxadiazol-3-yl)pyrrolidin-1-yl]methanone by IUPAC nomenclature, provide its molecular formula.
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C19H19ClN4O5
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