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 (2Z)-5-(4-chlorophenyl)-N-(4-nitrophenyl)sulfonyl-4-phenyl-3,4-dihydropyrazole-2-carboximidoyl chloride .
user
C22H16Cl2N4O4S
assistant