User: I'm looking for the SMILES of a molecule that can be described as:
The molecule is a citrate salt in which two of the three carboxy groups are deprotonated and associated with ammonium ions as counter-cations. It has a role as a buffer. It is an ammonium salt and a citrate salt.
Assistant: This is a molecule that fits your description: O=C([O-])CC(O)(CC(=O)[O-])C(=O)O.[NH4+].[NH4+]
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#}
diazanium;3-carboxy-3-hydroxypentanedioate
The molecule is a citrate salt in which two of the three carboxy groups are deprotonated and associated with ammonium ions as counter-cations. It has a role as a buffer. It is an ammonium salt and a citrate salt.