You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [2-[1-(4-chloro-2-fluoro-5-methoxyanilino)propan-2-ylamino]-2-oxoethyl]-[3-(1,3-oxazole-2-carboximidoyl)pyridin-2-yl]azanium is given. What is its corresponding molecular formula?
user
C21H23ClFN6O3+
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