Using CC(C)[C@@H]1CC[C@@H](C)C[C@H]1OCCN(C)CCO, CCBr to produce CCOCCN(C)CCO[C@@H]1C[C@H](C)CC[C@H]1C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.