You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(8Z,11Z,14Z,17Z)-N-[(4E,8E,12E)-3-hydroxy-1-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxytetradeca-4,8,12-trien-2-yl]icosa-8,11,14,17-tetraenamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C40H65NO8
assistant