Based on the SMILES O=C([O-])CC(=O)O, the molecule can be described as:
The molecule is a dicarboxylic acid monoanion. It is a conjugate base of a malonic acid. It is a conjugate acid of a malonate(2-).
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule can be described {#by|as!}:
{description#}
3-hydroxy-3-oxopropanoate
The molecule is a dicarboxylic acid monoanion. It is a conjugate base of a malonic acid. It is a conjugate acid of a malonate(2-).