Based on the SMILES representation O=C1C=C/C(=C/C(=O)C(=O)[O-])O1, the molecule can be described by:
The molecule is a 2-oxo monocarboxylic acid anion that is the conjugate base of 2-oxo-3-(5-oxofuran-2-ylidene)propanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 2-oxo-3-(5-oxofuran-2-ylidene)propanoic acid.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule can be described {#by|as!}:
{description#}
(3Z)-2-oxo-3-(5-oxofuran-2-ylidene)propanoate
The molecule is a 2-oxo monocarboxylic acid anion that is the conjugate base of 2-oxo-3-(5-oxofuran-2-ylidene)propanoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 2-oxo-3-(5-oxofuran-2-ylidene)propanoic acid.