You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[[2-[(5E,7E,9E,11E,13E)-hexadeca-5,7,9,11,13-pentaenoyl]oxy-3-[(5E,8E,11E)-icosa-5,8,11-trienoyl]oxypropoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium by IUPAC nomenclature, provide its molecular formula.
user
C44H73NO8P+
assistant