You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 4-[[2-bromo-4-[(Z)-2-cyano-3-oxo-3-(4-phenylpiperazin-1-yl)prop-1-enyl]-6-iodophenoxy]methyl]benzoic acid .
user
C28H23BrIN3O4
assistant