You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[3-(2-oxo-3H-1,3-thiazol-4-yl)-5-(thiophen-2-ylsulfanylamino)phenyl]thiophene-2-carboxamide ?
user
C18H13N3O2S4
assistant