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 [2-[(10R,17S)-10,17-difluoro-9-hydroxy-11-methyl-14-oxo-6-pentacyclo[8.8.0.02,7.05,7.011,16]octadeca-12,15-dienyl]-2-oxoethyl] 2-[2-(2-nitrooxyethoxy)ethoxy]acetate .
user
C27H33F2NO10
assistant