You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[4-(2-methylphenyl)-5-sulfanylidene-1,3,4-thiadiazol-2-yl]sulfanyl]-N-[[(2R)-oxolan-2-yl]methyl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H19N3O2S3
assistant