Using COC(=O)c1nc(C#N)c2cc(Oc3ccccc3)ccc2c1O, CC(N)CCC(=O)O to produce CC(CCC(=O)O)NC(=O)c1nc(C#N)c2cc(Oc3ccccc3)ccc2c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.