Using CN(C)CCc1cn(C(=O)c2ccccc2)c2ccc(OCc3ccccc3)cc12 to produce CN(C)CCc1cn(C(=O)c2ccccc2)c2ccc(O)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.