You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[5-[(4S,6R)-3,5-bis[[3,4-dihydroxy-5-(3,4,5-trihydroxybenzoyl)oxybenzoyl]oxy]-6-[[3,4-dihydroxy-5-(3,4,5-trihydroxybenzoyl)oxybenzoyl]oxymethyl]-4-[2-[3,4-dihydroxy-5-(3,4,5-trihydroxybenzoyl)oxyphenyl]-2-oxoethyl]oxan-2-yl]oxycarbonyl-2,3-dihydroxyphenyl] 3,4-dihydroxy-5-methylbenzoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C78H56O44
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