Using CCCC(C)(CNC(=O)c1c(C)nn2c(O)cc(C)cc12)NC(=O)OC(C)(C)C, FC(F)(F)C(CCBr)C(F)(F)F to produce CCCC(C)(CNC(=O)c1c(C)nn2c(OCCC(C(F)(F)F)C(F)(F)F)cc(C)cc12)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.