Using COCOCC(CCOC1CCCCO1)(CCc1ccc(O)c(C(F)(F)F)c1)NC(=O)OC(C)(C)C, CCCCCCCBr to produce CCCCCCCOc1ccc(CCC(CCOC2CCCCO2)(COCOC)NC(=O)OC(C)(C)C)cc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.