decrease serum concentration
prompt:molecule-molecule interaction [SEP] smiles:FC(F)(F)[C@]1(OC(=O)NC2=C1C=C(Cl)C=C2)C#CC1CC1.CC(=O)CC(C1=CC=CC=C1)C1=C(O)C2=C(OC1=O)C=CC=C2
wspaced:decrease serum concentration