Using CCN(CC)CC, COc1cc2c(cc1NC(=O)CCl)-c1c(-c3cccs3)c3c(n1CC2)C(=O)N(C(C)(C)C)CCCC3 to produce COc1cc2c(cc1NC(=O)CN(C)C)-c1c(-c3cccs3)c3c(n1CC2)C(=O)N(C(C)(C)C)CCCC3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.