You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [(Z)-21-[[(E)-1,3-dihydroxynonacos-4-en-2-yl]amino]-21-oxohenicos-12-enyl] (9Z,12Z)-heptadeca-9,12-dienoate .
user
C67H125NO5
assistant