You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(11Z,14Z,17Z,20Z,23Z,26Z,29Z,32Z,35Z,38Z,41Z)-N-[(E)-1,3-dihydroxydocos-4-en-2-yl]tetratetraconta-11,14,17,20,23,26,29,32,35,38,41-undecaenamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C66H109NO3
assistant