You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[3-[(Z)-hexadec-9-enoyl]oxy-2-[(8Z,11Z,14Z,17Z)-icosa-8,11,14,17-tetraenoyl]oxypropoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium is the IUPAC name of a molecule. Please give its molecular formula.
user
C44H79NO8P+
assistant