You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-[[(2-tert-butyl-1,3-thiazole-5-carbonyl)amino]carbamoyl]phenyl]thiophene-2-sulfonamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H20N4O4S3
assistant