You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[1-[(3-chlorophenyl)methyl]-4-hydroxy-2-oxopyrrolo[1,2-b]pyridazine-3-carbonyl]amino]acetic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H14ClN3O5
assistant