You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(E)-2-cyano-N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-3-[3,5-dibromo-4-[(3-nitrophenyl)methoxy]phenyl]prop-2-enamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H18Br2N4O4S
assistant