increase serum concentration
prompt:molecule-molecule interaction [SEP] smiles:NCCN.CN1C2=C(NC=N2)C(=O)N(C)C1=O.CN1C2=C(NC=N2)C(=O)N(C)C1=O.CN1C=NC2=C1C(=O)N(CCCCC(C)=O)C(=O)N2C
wspaced:increase serum concentration