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 benzyl (2R)-2-[[[5-(6-amino-2-chloropurin-9-yl)-4-fluoro-3-hydroxyoxolan-2-yl]methoxy-phenoxyphosphoryl]amino]propanoate is given. What is its corresponding molecular formula?
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C26H27ClFN6O7P
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