You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
12-[4-[[4-[2-[4-[2-[4-[(4-ethoxyphenyl)diazenyl]-3-methylphenyl]ethynyl]-2-methylphenyl]ethynyl]-2,3-dimethylphenyl]diazenyl]phenoxy]dodecyl 2-methylprop-2-enoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C56H62N4O4
assistant