You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(2R,3R,4S,5S)-4-benzoyloxy-2-[[(2S,3S,4R,5R)-3-benzoyloxy-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]oxymethyl]-5-hydroxyoxolan-3-yl] benzoate into molecular formula.
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C31H30O12
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