Using COc1c(Br)cc(C(C)(OC)OC)cc1C(F)(F)F, C1COCCN1 to produce COc1c(N2CCOCC2)cc(C(C)(OC)OC)cc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.