You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance [(2R,3R,4S,5R,6R)-2-[(2R,3R,4S,5S,6R)-4,5-dihydroxy-6-[(15-hydroxy-2,4,6,8,10,12,14-heptamethyltriacontanoyl)oxymethyl]-3-sulfooxyoxan-2-yl]oxy-3-hexadecanoyloxy-5-hydroxy-6-[(15-hydroxy-2,4,6,8,10,12,14-heptamethyltriacontanoyl)oxymethyl]oxan-4-yl] 2,4,6,8,10,12,14,16-octamethyldotriacontanoate .
user
C142H274O20S
assistant