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 N-[(2E,5R,9S,11E,13R,14S)-11-fluoro-10-hydroxy-7,7,13,14,18-pentamethyl-16-oxo-6,8,15-trioxatricyclo[15.4.0.05,9]henicosa-1(17),2,11,18,20-pentaen-20-yl]-N-methylacetamide .
user
C26H34FNO6
assistant