SMILES: C/C(=C\\CNC1=C2C(=NC=N1)N(C=N2)C[C@@H](C(=O)[O-])[NH3+])/CO
Description: The molecule is zwitterionic form of L-lupinic acid having an anionic carboxy group and a protonated nitrogen. It is a conjugate acid of a L-lupinate. It is a tautomer of a L-lupinic acid.