You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule ethyl 5-bromo-1-(4-fluorophenyl)-6-[[methyl-[(2-methylpropan-2-yl)oxycarbonyl]amino]methyl]-2-oxopyridine-3-carboxylate ?
user
C21H24BrFN2O5
assistant