Using CCON, CCCC(=O)C1C(=O)CC(CCSc2ccc(C(F)(F)F)cn2)CC1=O to produce CCCC(NOCC)=C1C(=O)CC(CCSc2ccc(C(F)(F)F)cn2)CC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.