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 [(3S,4R)-3-amino-4-phenylpyrrolidin-1-yl]-[2-methyl-6-(trifluoromethyl)pyridin-3-yl]methanone;hydrochloride is given. What is its corresponding molecular formula?
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C18H19ClF3N3O
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