You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [1-[(7Z,10Z,13Z,16Z,19Z)-docosa-7,10,13,16,19-pentaenoxy]-3-[hydroxy-(2,3,4,5,6-pentahydroxycyclohexyl)oxyphosphoryl]oxypropan-2-yl] (12Z,15Z,18Z,21Z)-tetracosa-12,15,18,21-tetraenoate into its molecular formula.
user
C55H91O12P
assistant