You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 1-[4-[3-[(4-fluorophenyl)methyl]-1,2,4-thiadiazol-5-yl]-2-methylpiperazin-1-yl]propan-1-one .
user
C17H21FN4OS
assistant