[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][=C][C@H1][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][O][Cl]"}, {"from": "gpt", "value": "The molecule is a chloroamino acid that is L-threonine in which one of the hydrogens of the terminal methyl group has been replaced by a chlorine. It is a chloroamino acid, a L-threonine derivative and a non-proteinogenic L-alpha-amino acid."}]