User: I'm searching for the SMILES of a molecule that can be described as:
The molecule is zwitterionic form of L-kynurenine arising from transfer of a proton from the carboxy to the amino group; major species at pH 7.3. It is a tautomer of a L-kynurenine.
Assistant: This is a molecule that fits your description: Nc1ccccc1C(=O)C[C@H]([NH3+])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#}
(2S)-4-(2-aminophenyl)-2-azaniumyl-4-oxobutanoate
The molecule is zwitterionic form of L-kynurenine arising from transfer of a proton from the carboxy to the amino group; major species at pH 7.3. It is a tautomer of a L-kynurenine.