SMILES: C1C2C(=C(C3C(O2)NC4=C(N3)C(=O)NC(=N4)N)[O-])OP(=O)(O1)[O-]
Description: The molecule is the dianion resulting from deprotonation of the phosphate group as well as removal of the acidic proton from the carbon adjacent to the 2-oxo group of precursor Z. It is a conjugate base of a precursor Z(1-).