You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-[(9Z,11Z,13Z,15Z,17Z)-henicosa-9,11,13,15,17-pentaenoyl]oxy-3-[(4Z,7Z,10Z,13Z,16Z)-nonadeca-4,7,10,13,16-pentaenoyl]oxypropan-2-yl] (9Z,11Z,13Z,15Z)-henicosa-9,11,13,15-tetraenoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C64H96O6
assistant