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 (2R)-N-methyl-5-(1,2-oxazole-5-carbonyl)-1-propan-2-yl-2,3,3a,4,6,6a-hexahydropyrrolo[2,3-c]pyrrole-2-carboxamide is given. What is its corresponding molecular formula?
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C15H22N4O3
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