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 (5-thiophen-2-yl-1,2-oxazol-3-yl)methyl 2-cyclopropylquinoline-4-carboxylate is given. What is its corresponding molecular formula?
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C21H16N2O3S
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