Using COC(=O)c1ccc2c(SC)cn(-c3ncc(Br)cn3)c2c1, COc1cccc(B(O)O)c1 to produce COC(=O)c1ccc2c(SC)cn(-c3ncc(-c4cccc(OC)c4)cn3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.