Using CON, COc1cc2ccn(C(=O)c3ccc(-c4ccc(C(C)=O)cc4C)cc3)c2cc1OCCN(C)C to produce CON=C(C)c1ccc(-c2ccc(C(=O)n3ccc4cc(OC)c(OCCN(C)C)cc43)cc2)c(C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.