You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(2S)-3-hydroxy-2-[4-[3-[(2Z,5Z,8Z)-tetradeca-2,5,8-trienyl]oxiran-2-yl]butanoyloxy]propyl] heptadecanoate into its molecular formula.
user
C40H70O6
assistant