Using CCOC(=O)CC(CC(=O)CCCCc1cc(N)nc(N)n1)c1cnc(C)nc1 to produce Cc1ncc(C(CC(=O)O)CC(=O)CCCCc2cc(N)nc(N)n2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.