Using CC1(C)CCC(C)(C)c2cc(-c3cccc(N4CCNCC4)n3)ccc21, CC(=O)OCCCCBr to produce CC(=O)OCCCCN1CCN(c2cccc(-c3ccc4c(c3)C(C)(C)CCC4(C)C)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.