You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name (13Z,16Z)-N-[(4E,8E)-1,3-dihydroxyheptacosa-4,8-dien-2-yl]octacosa-13,16-dienamide ?
user
C55H103NO3
assistant