Using COC(=O)C(CC1CCCC1)n1ncc(Oc2nc(C)cc(C)n2)cc1=O to produce Cc1cc(C)nc(Oc2cnn(C(CC3CCCC3)C(=O)O)c(=O)c2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.