You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Can you give the molecular formula of the molecule 2-(furan-2-yl)-6-[[5-(4-nitrophenyl)furan-2-yl]methyl]-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-one ?
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C22H18N4O5
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