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 1-propan-2-yl-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]-3-thiophen-2-ylpyrazole-4-sulfonamide .
user
C20H20N6O4S3
assistant