You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (R)-[(4aR,5S)-1-(4-fluorophenyl)-4a-methyl-4,5,6,7-tetrahydrocyclopenta[f]indazol-5-yl]-(1-benzofuran-3-yl)methanol into molecular formula.
user
C26H23FN2O2
assistant