You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [1-carboxy-3-[3-[(3E,6E,9E)-dodeca-3,6,9-trienoyl]oxy-2-[(4E,7E,10E,13E,16E)-nonadeca-4,7,10,13,16-pentaenoyl]oxypropoxy]propyl]-trimethylazanium into molecular formula.
user
C41H64NO7+
assistant