Using CCNCC, COc1cccc(-c2nc3ccc(OC[C@@H](C)COS(C)(=O)=O)cc3c(=O)n2CC(=O)NC(C)C)c1 to produce CCN(CC)C[C@H](C)COc1ccc2nc(-c3cccc(OC)c3)n(CC(=O)NC(C)C)c(=O)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.