Using CC(C)(C)OC(=O)N1CCC2(CC1)OCC(F)(F)c1cc(Cl)sc12 to produce FC1(F)COC2(CCNCC2)c2sc(Cl)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.