You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]-N-[[2-(trifluoromethoxy)phenyl]methyl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C13H12F3N3O2S2
assistant