Using O=C(Cc1ccc(O)cc1OCC(F)(F)F)N1CCC(N2C(=O)OCc3ccccc32)CC1, CC(C)(C)OC(=O)CBr to produce CC(C)(C)OC(=O)COc1ccc(CC(=O)N2CCC(N3C(=O)OCc4ccccc43)CC2)c(OCC(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.