You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[[6-carbamoyl-2-[4-(4-fluorophenoxy)phenyl]pyrimidin-4-yl]amino]cyclopropane-1-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C21H16FN4O4-
assistant