You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [2-[(8R,9S,10S,11R,13S,14R)-9-fluoro-11-hydroxy-10,13-dimethyl-3-oxo-7,8,11,12,14,15-hexahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate into its molecular formula.
user
C23H27FO5
assistant