Using COc1ccccc1N1CCN(CC(C)=Cc2ccc3c(c2)oc(=O)n3C)CC1 to produce COc1ccccc1N1CCN(CC(C)Cc2ccc3c(c2)oc(=O)n3C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.