You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2,2-dibromo-1-methyl-N-[1-(4-propan-2-yloxyphenyl)ethylideneamino]cyclopropane-1-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H20Br2N2O2
assistant