You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(2R)-1-[hydroxy-[(1S,5R)-2,3,4,6-tetrahydroxy-5-phosphonooxycyclohexyl]oxyphosphoryl]oxy-3-[(5Z,8Z,11Z)-13-(3-pentyloxiran-2-yl)trideca-5,8,11-trienoyl]oxypropan-2-yl] (4Z,7Z,10Z,13Z,16Z)-docosa-4,7,10,13,16-pentaenoate into molecular formula.
user
C51H82O17P2
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