You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(Z)-20-[[(E)-1,3-dihydroxyhexacos-4-en-2-yl]amino]-20-oxoicos-9-enyl] (Z)-icos-11-enoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C66H125NO5
assistant