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 3-(2-chloro-6-fluorophenyl)-5-methyl-N-(2-methyl-3-oxo-4H-1,4-benzoxazin-6-yl)-1,2-oxazole-4-carboxamide ?
user
C20H15ClFN3O4
assistant