You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance ethyl 6-methyl-2-[2-(4-methyl-2-oxochromen-7-yl)oxypropanoylamino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate .
user
C25H27NO6S
assistant