Using ClCCn1ncc2cc(Br)ccc21, C1O[C@@H]2CN[C@H]1C2 to produce Brc1ccc2c(cnn2CCN2C[C@@H]3C[C@H]2CO3)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.