Using CC#CCN(CC(=O)OCC)C(=NC#N)N1CCCC(NC(=O)OC(C)(C)C)C1 to produce CC#CCn1c(N2CCCC(NC(=O)OC(C)(C)C)C2)nc(N)c1C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.