You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 1-[2-(4-methoxyphenoxy)ethyl]-2-methyl-3-[[2-(2,2,2-trifluoroethoxy)pyridin-3-yl]methyl]guanidine into molecular formula.
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C19H23F3N4O3
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