Using CCOC(=O)N=S(C)(=O)c1cccc(CBr)c1, COc1cc2c(NC(C)C)ncnc2cc1O to produce CCOC(=O)N=S(C)(=O)c1cccc(COc2cc3ncnc(NC(C)C)c3cc2OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.