You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(3S,4R,5R)-3,4-dihydroxy-5-[[(2R,3S,4S,5R,6S)-3,4,5-trihydroxy-6-[4-(hydroxymethyl)-2-methoxyphenoxy]oxan-2-yl]methoxy]oxolan-3-yl]methyl 3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate by IUPAC nomenclature, provide its molecular formula.
user
C29H36O15
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