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 N-(6-amino-1,2,3,4-tetrahydronaphthalen-1-yl)-2-(2,4-dichlorophenoxy)acetamide;hydrochloride is given. What is its corresponding molecular formula?
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C18H19Cl3N2O2
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