Using COC(=O)C1CCC(c2ncc(-c3cc(C)cc(Nc4nccc(C(F)(F)F)n4)c3)s2)=CC1(C)C to produce COC(=O)C1CCC(c2ncc(-c3cc(C)cc(Nc4nccc(C(F)(F)F)n4)c3)s2)CC1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.