You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-[hydroxy-[2-(methylamino)ethoxy]phosphoryl]oxy-3-[(9Z,12Z)-octadeca-9,12-dienoyl]oxypropan-2-yl] (Z)-octadec-9-enoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C42H78NO8P
assistant