You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-methyl-3-oxo-N-[4-[3,4,5-trihydroxy-6-(hydroxymethyl)-3,4,5-trimethyloxan-2-yl]sulfanylbutyl]pentanamide .
user
C19H35NO7S
assistant