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 N-[2-(diethylamino)ethyl]-N-(4,6-dimethyl-1,3-benzothiazol-2-yl)-2-oxochromene-3-carboxamide .
user
C25H27N3O3S
assistant