You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [2-[(12Z,15Z,18Z,21Z,24Z,27Z,30Z,33Z,36Z,39Z)-dotetraconta-12,15,18,21,24,27,30,33,36,39-decaenoyl]oxy-3-[(16Z,19Z,22Z,25Z)-octacosa-16,19,22,25-tetraenoyl]oxypropyl] 2-(trimethylazaniumyl)ethyl phosphate by IUPAC nomenclature, provide its molecular formula.
user
C78H128NO8P
assistant