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 [(6Z,8Z)-18-[[(4E,8E)-3-hydroxy-1-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxynonadeca-4,8-dien-2-yl]amino]-18-oxooctadeca-6,8-dienyl] tetradecanoate .
user
C57H103NO10
assistant