Using CCC(Br)C(=O)OC(C)(C)C, CSCCOC(=O)/C(=N\O)c1csc(N)n1 to produce CCC(O/N=C(\C(=O)OCCSC)c1csc(N)n1)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.