You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[hydroxy-[(2S)-2-[(E)-octadec-13-enoyl]oxy-3-tetracosanoyloxypropoxy]phosphoryl]oxyethyl-trimethylazanium into its molecular formula.
user
C50H99NO8P+
assistant