You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2S,6S)-16-[3-[5-[4-[3,5-dihydroxy-4-methoxy-6-(sulfooxymethyl)oxan-2-yl]oxy-3,5-dihydroxyoxan-2-yl]oxy-3,4-dihydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-5-sulfooxyoxan-2-yl]oxy-2,4,6,13,17,17-hexamethyl-6-(4-methylpent-4-enyl)-8-oxo-7-oxapentacyclo[10.8.0.02,9.05,9.013,18]icos-1(20)-en-4-yl] acetate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C56H88O28S2
assistant