Using CCOC(=O)C(Cc1ccc(N)nc1)c1cn(C2CCCCC2)cn1 to produce Nc1ccc(CC(C(=O)O)c2cn(C3CCCCC3)cn2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.