You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-[2-aminoethoxy(hydroxy)phosphoryl]oxy-2-[(20Z,23Z,26Z,29Z)-dotriaconta-20,23,26,29-tetraenoyl]oxypropyl] hexatriacontanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C73H138NO8P
assistant