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.C[C@H](CS)C(=O)N1CCC[C@H]1C(O)=O
wspaced:decrease serum concentration