You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 4-hydroxy-1-[[8-(methylamino)quinolin-4-yl]methyl]-3-[4-(trifluoromethylsulfanyl)phenyl]imidazol-2-one ?
user
C21H17F3N4O2S
assistant