You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as ethyl 4-cyclopropyl-2-[(5-fluoro-3-methyl-1-benzofuran-2-carbonyl)amino]thiophene-3-carboxylate using the IUPAC nomenclature.
user
C20H18FNO4S
assistant