decrease serum concentration
prompt:molecule-molecule interaction [SEP] smiles:[K+].[K+].[K+].[K+].[K+].[Bi+3].[O-]C(=O)CC([O-])(CC([O-])=O)C([O-])=O.[O-]C(=O)CC([O-])(CC([O-])=O)C([O-])=O.OP(O)(=O)C(Cl)(Cl)P(O)(O)=O
wspaced:decrease serum concentration