Task: Please create a text description for a molecule.
SMILES: [NH3+]C(CSSCC([NH3+])C(=O)NCC(=O)[O-])C(=O)NCC(=O)[O-]
Constraint: Answer the question with full sentences.
Result: The molecule is a peptide zwitterion obtained by transfer of two protons from the carboxy to the amino groups of Cys-Gly disulfide; major species at pH 7.3. It is a tautomer of a Cys-Gly disulfide.
Task: Please create a {#text |!}description for a molecule{# based on its representation|!}.
{#Molecule |!}{SMILES__description}: {SMILES#}
Constraint: Answer the question with {#full|complete!} sentences.
Result: {description#}
2-[[2-azaniumyl-3-[[2-azaniumyl-3-(carboxylatomethylamino)-3-oxopropyl]disulfanyl]propanoyl]amino]acetate
The molecule is a peptide zwitterion obtained by transfer of two protons from the carboxy to the amino groups of Cys-Gly disulfide; major species at pH 7.3. It is a tautomer of a Cys-Gly disulfide.