[{"from": "human", "value": "Describe this molecule. [C][Branch1][O][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1][C][Branch1][Ring1][C][NH3+1][O]"}, {"from": "gpt", "value": "The molecule is an alpha-amino-acid cation obtained by deprotonation of the carboxy group and protonation of the two amino groups of 5-hydroxylysine. It is a conjugate acid of a 5-hydroxylysine."}]