increase serum concentration
prompt:molecule-molecule interaction [SEP] smiles:FC(F)(F)COC1=CC(C(=O)NCC2CCCCN2)=C(OCC(F)(F)F)C=C1.CC1=C(CCNCC2=CC=C(\C=C\C(=O)NO)C=C2)C2=CC=CC=C2N1
wspaced:increase serum concentration