SMILES: C1=CN(C(=O)NC1=O)C[C@@H](C(=O)[O-])[NH3+]
Description: The molecule is zwitterionic form of 3-(uracil-1-yl)-L-alanine having an anionic carboxy group and a protonated amino group. It is a tautomer of a 3-(uracil-1-yl)-L-alanine.