User: I'm looking for the SMILES of a molecule that can be described as:
The molecule is a member of the class of allenes that is penta-3,4-dienoic acid carrying an additional oxo substituent at position 2 It is a member of allenes, an enone and a 2-oxo monocarboxylic acid.
Assistant: This is a molecule that fits this description: C=C[CH+]C(=O)C(=O)[O-]
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that can be described {#by|as!}:
{description#}
Assistant: This is a molecule that fits {#your|this!} description: {SMILES#}
C=C[CH+]C(=O)C(=O)[O-]
2-oxopent-4-enoate
The molecule is a member of the class of allenes that is penta-3,4-dienoic acid carrying an additional oxo substituent at position 2 It is a member of allenes, an enone and a 2-oxo monocarboxylic acid.