Using Clc1ccc(-c2cccc3[nH]c4c(c23)CCNCC4)cc1 to produce Clc1ccc(-c2cccc3c2[C@@H]2CCNCC[C@@H]2N3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.