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 (2S)-2-(1-ethyl-4-oxopyrimidin-2-yl)sulfanyl-N-(3-morpholin-4-ylsulfonylphenyl)propanamide using the IUPAC nomenclature.
user
C19H24N4O5S2
assistant