You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (8Z,11Z,14Z,17Z,20Z,23Z)-N-[(4E,8E,12E)-3-hydroxy-1-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhenicosa-4,8,12-trien-2-yl]hexacosa-8,11,14,17,20,23-hexaenamide into molecular formula.
user
C53H87NO8
assistant