Using CCOC(CCNCC1OCC(C)C(C)O1)OCC, O=C(Cl)CBr to produce CCOC(CCN(CC1OCC(C)C(C)O1)C(=O)CBr)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.