You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 3,5-bis[3,5-bis[2-[2-[3-[3-[(2R,4R,5S)-3-acetamido-5-[(2S,4S,5S)-3,5-dihydroxy-6-(hydroxymethyl)-4-[(2R,3S,5R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-4-hydroxy-6-(hydroxymethyl)oxan-2-yl]oxypropylamino]-3-oxopropoxy]ethylamino]-2-oxoethoxy]phenyl]benzoic acid by IUPAC nomenclature, provide its molecular formula.
user
C139H218N12O82
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