decrease serum concentration
prompt:molecule-molecule interaction [SEP] smiles:[Ca++].[Ca++].[Ca++].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.OP(O)(=O)C(SC1=CC=C(Cl)C=C1)P(O)(O)=O
wspaced:decrease serum concentration