Task: Please generate a molecule SMILES based on the text description.
Description: The molecule is an L-alpha-amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of L-tryptophan; major species at pH 7.3. It is a tryptophan zwitterion and a L-alpha-amino acid zwitterion. It is a tautomer of a L-tryptophan.
Result: [NH3+][C@@H](Cc1c[nH]c2ccccc12)C(=O)[O-]
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
[NH3+][C@@H](Cc1c[nH]c2ccccc12)C(=O)[O-]
(2S)-2-azaniumyl-3-(1H-indol-3-yl)propanoate
The molecule is an L-alpha-amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of L-tryptophan; major species at pH 7.3. It is a tryptophan zwitterion and a L-alpha-amino acid zwitterion. It is a tautomer of a L-tryptophan.