decrease serum concentration
prompt:molecule-molecule interaction [SEP] smiles:CC(=O)O[C@H]1CC2=CC=CC=C2N(C(N)=O)C2=CC=CC=C12.CC[C@]12CC[C@H]3[C@@H](CCC4=CC(=O)CC[C@H]34)[C@@H]1C=C[C@@]2(O)C#C
wspaced:decrease serum concentration