You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[(4Z)-4-[[5-(4-methoxy-3-nitrophenyl)furan-2-yl]methylidene]-3-methyl-5-oxopyrazol-1-yl]benzenesulfonamide into its molecular formula.
user
C22H18N4O7S
assistant