You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [2-[(Z)-docos-13-enoyl]oxy-3-[(5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoyl]oxypropyl] (7Z,10Z,13Z,16Z,19Z,22Z,25Z)-octacosa-7,10,13,16,19,22,25-heptaenoate into its molecular formula.
user
C73H116O6
assistant