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-[4-[3-chloro-4-(trifluoromethyl)anilino]-7,8-dihydro-[1,4]dioxino[2,3-g]quinazolin-7-yl]ethanol into molecular formula.
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C19H15ClF3N3O3
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