You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[9-[(2R)-6-[[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxymethyl]morpholin-2-yl]purin-6-yl]benzamide into its molecular formula.
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C26H35N8O4P
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