You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(2S)-1-[(E)-octadec-9-enoyl]oxy-3-[(2S,5S,6S)-3,4,5-trihydroxy-6-[[(2S,5S,6S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxan-2-yl]oxypropan-2-yl] (E)-docos-13-enoate into its molecular formula.
user
C55H100O15
assistant