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 (2,4,6-trifluorophenyl)methyl N-[[4-[(5-cyclopropyl-1,3,4-thiadiazol-2-yl)carbamoyl]phenyl]methyl]carbamate .
user
C21H17F3N4O3S
assistant