You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [(2R)-2-[(4Z,8Z,10Z,13Z,16Z,19Z)-7-hydroxydocosa-4,8,10,13,16,19-hexaenoyl]oxy-3-phosphonooxypropyl] (Z)-tetracos-15-enoate .
user
C49H83O9P
assistant