Using Cn1ncc(NC(=O)c2nc(-c3c(F)cccc3F)sc2NC(=O)OC(C)(C)C)c1N1CCCC(F)(F)C1 to produce Cn1ncc(NC(=O)c2nc(-c3c(F)cccc3F)sc2N)c1N1CCCC(F)(F)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.