[{"from": "human", "value": "Please give me some details about this molecule. [C][=Branch1][C][=O][Branch1][C][O-1][P][=Branch1][C][=O][Branch1][C][O-1][O-1].[Na+1].[Na+1].[Na+1]"}, {"from": "gpt", "value": "The molecule is the trisodium salt of phosphonoformic acid. It is used as an antiviral agent in the treatment of cytomegalovirus retinitis (CMV retinitis, an inflamation of the retina that can lead to blindness) and as an alternative to ganciclovir for AIDS patients who require concurrent antiretroviral therapy but are unable to tolerate ganciclovir due to haematological toxicity. It has a role as an antiviral drug. It is an organic sodium salt and a one-carbon compound. It contains a phosphonatoformate."}]