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 tert-butyl (2R)-2-hydroxy-2-[(2R)-3-oxo-4-(6-pyridazin-4-ylpyridin-2-yl)morpholin-2-yl]propanoate using the IUPAC nomenclature.
user
C20H24N4O5
assistant