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 [2-(aminomethyl)-1,3-thiazol-4-yl]-[2-(4-phenyl-5-propan-2-yl-1,3-oxazol-2-yl)pyrrolidin-1-yl]methanone;dihydrochloride is given. What is its corresponding molecular formula?
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C21H26Cl2N4O2S
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