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 2-[2-chloro-5-(3-chloro-5-methylsulfonylphenoxy)phenyl]-3-methyl-5-(trifluoromethyl)quinoxaline .
user
C23H15Cl2F3N2O3S
assistant