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 4-methyl-2-[[6-(trifluoromethyl)-1H-benzimidazol-2-yl]amino]-1H-pyrimidin-6-one is given. What is its corresponding molecular formula?
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C13H10F3N5O
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