User: I'm searching for the SMILES of a molecule that can be described as:
The molecule is the monocarboxylic acid anion obtained via deprotonation of the carboxy group of 5,6,7,8-tetrahydropterin-6-carboxylic acid; major species at pH 7.3.
Assistant: This is a molecule that fits this description: Nc1nc2c(c(=O)[nH]1)NC(C(=O)[O-])CN2
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#}
Nc1nc2c(c(=O)[nH]1)NC(C(=O)[O-])CN2
2-amino-4-oxo-5,6,7,8-tetrahydro-3H-pteridine-6-carboxylate
The molecule is the monocarboxylic acid anion obtained via deprotonation of the carboxy group of 5,6,7,8-tetrahydropterin-6-carboxylic acid; major species at pH 7.3.