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-[6-[[[amino-[2-(3-methoxy-1,2-oxazole-5-carbonyl)hydrazinyl]methylidene]amino]methyl]-5-fluoropyridin-3-yl]-4-chloro-6-fluorophenyl]methylideneamino] ethanimidate .
user
C21H19ClF2N8O4
assistant