[{"from": "human", "value": "Describe this molecule. [C][=C][Branch2][Ring2][C][N+1][=Branch1][Branch1][=C][N][Ring1][Branch1][C@H1][C@@H1][Branch2][Ring1][Branch1][C@@H1][Branch1][P][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][O][O][N]"}, {"from": "gpt", "value": "The molecule is an organophosphate oxoanion obtained by deprotonation of the phosphate OH groups as well as protonation of the endocyclic nitrogen at position 3 in the imidazole ring of 5-amino-1-(5-phospho-beta-D-ribosyl)imidazole. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a 5-amino-1-(5-phospho-beta-D-ribosyl)imidazole."}]