Using Cc1cccc2nc(NC(=O)OC(C)(C)C)c(-c3cccc(C(F)(F)F)c3)n12 to produce Cc1cccc2nc(N)c(-c3cccc(C(F)(F)F)c3)n12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.