decrease serum concentration
prompt:molecule-molecule interaction [SEP] smiles:[Ca++].[Ca++].[Ca++].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O.OC(CC([O-])=O)(CC([O-])=O)C([O-])=O.NCCNCCNCCN
wspaced:decrease serum concentration