Using O=C(O)c1ccc(-c2csc(-c3cnccc3C(F)(F)F)n2)cc1, N to produce NC(=O)c1ccc(-c2csc(-c3cnccc3C(F)(F)F)n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.