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 N-(4-chlorophenyl)-2-[11-(4-chlorophenyl)-10,12-dioxo-7-thia-9,11-diazatricyclo[6.4.0.02,6]dodeca-1(8),2(6)-dien-9-yl]acetamide .
user
C23H17Cl2N3O3S
assistant