You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [1-[(Z)-heptadec-9-enoxy]-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxypropan-2-yl] (10Z,13Z,16Z,19Z)-docosa-10,13,16,19-tetraenoate into its molecular formula.
user
C48H84O9
assistant