Using CC#N, COc1cc2cc(C(=O)OC(C)(C)C)c(N=CN(C)C)cc2cc1OCCN1CCOCC1 to produce COc1cc2cc3c(=O)c(C#N)c[nH]c3cc2cc1OCCN1CCOCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.