You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by N-(4-fluorophenyl)-2-[2-[3-methoxy-4-(5-methyl-1H-imidazol-2-yl)anilino]-1,3-thiazol-4-yl]acetamide ?
user
C22H20FN5O2S
assistant