Based on the SMILES representation O=C(O)C(=O)/C=C/c1c([O-])cc(C(=O)O)[nH]c1=O, the molecule can be described as:
The molecule is an oxo carboxylic acid anion that is the conjugate base of 5-(3-carboxy-3-oxoprop-1-en-1-yl)-4-hydroxy-6-oxo-1,6-dihydropyridine-2-carboxylic acid. It is a conjugate base of a 5-(3'-carboxy-3'-oxopropenyl)-4,6-dihydroxypicolinic acid.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule can be described {#by|as!}:
{description#}
O=C(O)C(=O)/C=C/c1c([O-])cc(C(=O)O)[nH]c1=O
6-carboxy-3-[(E)-3-carboxy-3-oxoprop-1-enyl]-2-oxo-1H-pyridin-4-olate
The molecule is an oxo carboxylic acid anion that is the conjugate base of 5-(3-carboxy-3-oxoprop-1-en-1-yl)-4-hydroxy-6-oxo-1,6-dihydropyridine-2-carboxylic acid. It is a conjugate base of a 5-(3'-carboxy-3'-oxopropenyl)-4,6-dihydroxypicolinic acid.