You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [2-[(5Z,8Z,11Z,14Z,17Z,20Z,23Z,26Z,29Z)-dotriaconta-5,8,11,14,17,20,23,26,29-nonaenoyl]oxy-3-octanoyloxypropyl] (13Z,16Z,19Z,22Z,25Z,28Z,31Z)-tetratriaconta-13,16,19,22,25,28,31-heptaenoate by IUPAC nomenclature, provide its molecular formula.
user
C77H118O6
assistant