You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (4-methoxy-2-nitrophenyl)sulfonyl-[(2R)-2-(2-sulfanylidene-3H-1,3-benzothiazol-4-yl)pyrrolidin-1-yl]carbamic acid .
user
C19H18N4O7S3
assistant