You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[(3-chloro-4-fluorophenoxy)methyl]-3-hydroxy-4-(hydroxymethyl)-N-methylpyridine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H14ClFN2O4
assistant