You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[[(E)-3-[(4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoyl]oxy-2-[[(7E,10E,13E,16E)-nonadeca-7,10,13,16-tetraenoyl]amino]heptadec-4-enoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium by IUPAC nomenclature, provide its molecular formula.
user
C63H106N2O7P+
assistant