decrease absorption
prompt:molecule-molecule interaction [SEP] smiles:[Fe+3].[Fe+3].[Fe+3].[Fe+3].[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O.CN1CCN(CC1)C1=NC2=CC=CC=C2NC2=C1C=C(C)S2
wspaced:decrease absorption