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 2-[2-ethoxy-4-(3-phenyl-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazine-7-carbonyl)phenoxy]acetic acid into molecular formula.
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C22H22N4O5
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