You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-[3,5-dihydroxy-6-(hydroxymethyl)-4-sulfooxyoxan-2-yl]oxy-3-[(9Z,12Z)-nonadeca-9,12-dienoxy]propan-2-yl] (6Z,9Z,12Z,15Z)-octadeca-6,9,12,15-tetraenoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C46H78O12S
assistant