You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(E)-2-(hentetracontanoylamino)-3,4-dihydroxyoctadec-8-enyl] 2-(trimethylazaniumyl)ethyl phosphate is the IUPAC name of a molecule. Please give its molecular formula.
user
C64H129N2O7P
assistant