You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [3-[2-[2-cyclopentyl-6-(4-dipropylphosphorylanilino)purin-9-yl]ethyl]phenyl] N-(2-amino-2-oxoethyl)-N-methylcarbamate into molecular formula.
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C34H44N7O4P
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