Using CCOC(=O)CBr, CC(NC1CCCc2c(O)cccc21)c1nc(-c2ccccc2)c(-c2ccccc2)o1 to produce CCOC(=O)COc1cccc2c1CCCC2NC(C)c1nc(-c2ccccc2)c(-c2ccccc2)o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.