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 (2E,7R)-7-[4-(dimethylamino)phenyl]-2-(furan-2-ylmethylidene)-5-methyl-3-oxo-7H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate .
user
C23H23N3O4S
assistant