You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(2R)-2-benzoyloxy-2-[(2S,3S,4R,5S)-3,4-dibenzoyloxy-5-bis(phenylmethoxy)phosphoryloxyoxolan-2-yl]ethyl] benzoate by IUPAC nomenclature, provide its molecular formula.
user
C48H41O13P
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