You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[(1R,2R,3R)-3-(3-fluorophenoxy)-2-hydroxycyclopentyl]methyl]-3-methylpyridine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H21FN2O3
assistant