You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[hydroxy-[2-[(20Z,23Z,26Z)-tetratriaconta-20,23,26-trienoyl]oxy-3-[(Z)-triacont-19-enoyl]oxypropoxy]phosphoryl]oxyethyl-trimethylazanium .
user
C72H137NO8P+
assistant