Using CN(CCO)C(=O)OC(C)(C)C, Oc1ncc(Br)cc1C(F)(F)F to produce CN(CCOc1ncc(Br)cc1C(F)(F)F)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.