decrease serum concentration
prompt:molecule-molecule interaction [SEP] smiles:[Ca++].CC(O)C([O-])=O.CC(O)C([O-])=O.[Sr++].[Sr++].[O-]C(=O)CN(CC([O-])=O)C1=C(C#N)C(CC([O-])=O)=C(S1)C([O-])=O
wspaced:decrease serum concentration