Using COC(=O)c1ccccc1N, CN(C)C=C1C(=O)Nc2ccc(S(=O)(=O)O)cc21 to produce COC(=O)c1ccccc1NC=C1C(=O)Nc2ccc(S(=O)(=O)NC(C)C)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.