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-(2,3-difluorophenyl)-N-(3,3,3-trifluoro-2-piperazin-1-ylpropyl)cyclopropane-1-carboxamide;hydrochloride into molecular formula.
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C17H21ClF5N3O
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