Using CCOC(=O)/C(=N\O)c1csc(NC(c2ccccc2)(c2ccccc2)c2ccccc2)n1, CN1CCC(Br)C1=O to produce CCOC(=O)/C(=N\OC1CCN(C)C1=O)c1csc(NC(c2ccccc2)(c2ccccc2)c2ccccc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.