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 5-ethanimidoyl-1-ethyl-3-(1H-imidazol-5-yl)-6-(1-methylsulfonylethenylamino)pyridin-2-one using the IUPAC nomenclature.
user
C15H19N5O3S
assistant