Using NS(=O)(=O)c1ccc(NN=C2C(=O)Nc3cccc(C=Cc4ccc(O)cc4)c32)cc1 to produce NS(=O)(=O)c1ccc(NN=C2C(=O)Nc3cccc(CCc4ccc(O)cc4)c32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.