Using O=C(O)c1cnc2cc(NC(=O)c3ccccc3-c3ccc(C(F)(F)F)cc3)ccc2c1, NC1CC1 to produce O=C(NC1CC1)c1cnc2cc(NC(=O)c3ccccc3-c3ccc(C(F)(F)F)cc3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.