[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@@H1][C@H1][Branch2][=Branch1][Branch1][C@@H1][Branch2][Branch1][S][C@H1][Branch2][Branch1][=Branch1][C@H1][Branch1][Ring2][O][Ring1][=Branch1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C][C@@H1][C@H1][Branch2][Ring1][Branch2][C@H1][Branch2][Ring1][Ring1][C@@H1][Branch1][Ring2][O][Ring1][Branch1][N][C][=C][C][=Branch1][C][=O][N][C][Ring1][#Branch1][=O][O][O][N][C][=Branch1][C][=O][C][O][NH3+1]"}, {"from": "gpt", "value": "The molecule is a nucleotide-sugar oxoanion that is the conjugate base of UDP-2-acetamido-4-amino-2,4,6-trideoxy-alpha-D-glucose, arising from deprotonation of the diphosphate group and protonation of the amino group; major species at pH 7.3. It is a conjugate base of an UDP-2-acetamido-4-amino-2,4,6-trideoxy-alpha-D-glucose. It is a conjugate acid of an UDP-2-acetamido-4-azaniumyl-2,4,6-trideoxy-alpha-D-glucose(2-)."}]