Using CCOP(=O)(CS(=O)(=O)OCC)OCC, ClCc1cccnc1CCl to produce CCOP(=O)(OCC)C1(S(=O)(=O)OCC)C=C2C=CCNC2=C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.