[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][N][C@@H1][Branch1][Branch1][C][NH2+1][Ring1][=Branch1][C][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule is conjugate acid of (S)-piperazine-2-carboxamide arising from selective protonation at the 4-position. It is a conjugate acid of a (S)-piperazine-2-carboxamide."}]