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 (2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-[(4-oxo-1H-pyridazin-3-yl)sulfanyl]propanoic acid .
user
C12H17N3O5S
assistant