[{"from": "human", "value": "Describe this molecule. [O][Si][Branch1][C][O][Branch1][C][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is a divalent inorganic anion obtained by removal of two protons from silicic acid. It is a silicate ion and a divalent inorganic anion. It is a conjugate base of a trihydrogensilicate(1-). It is a conjugate acid of a hydrogensilicate(3-)."}]