Using CCOC(=O)CBr, COc1ccc(CN2C[C@H](C(C)C)NC2=O)c(OC)c1 to produce CCOC(=O)CN1C(=O)N(Cc2ccc(OC)cc2OC)C[C@@H]1C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.