Using CCOC(=O)CBr, Oc1cccc2c1CCCC(N(Cc1ccccc1)C[C@H](O)COc1ccccc1)C2 to produce CCOC(=O)COc1cccc2c1CCCC(N(Cc1ccccc1)C[C@H](O)COc1ccccc1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.