decrease serum concentration
prompt:molecule-molecule interaction [SEP] smiles:[Mg++].[Mg++].[O-][Si](=O)O[Si]([O-])([O-])O[Si]([O-])=O.O.O.[98Tc+4].[O-]P([O-])(=O)CP([O-])([O-])=O
wspaced:decrease serum concentration