You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (1E)-1-[amino-[2-(1,3-dimethyl-2,6-dioxopurin-9-yl)ethoxyamino]methylidene]-2-(4-chlorophenyl)guanidine into molecular formula.
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C17H20ClN9O3
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