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 2-[(5-anilino-1,3,4-thiadiazol-2-yl)sulfanyl]-1-[4-(1,3-benzothiazol-2-yl)piperidin-1-yl]ethanone .
user
C22H21N5OS3
assistant