SMILES: C(CC[NH2+]CC(=O)[C@@H]([C@@H]([C@@H](CO)O)O)O)C[C@@H](C(=O)[O-])[NH3+]
Description: The molecule is an amino-acid cation comprising psicosyllysine having a deprotonated carboxy group and both amino groups protonated; major species at pH 7.3. It is a conjugate acid of a psicosyllysine.