Using COc1ccc(CN2C(=O)C(C)=C(c3ccc(C(F)(F)F)cc3)C2=O)cc1OC to produce CC1=C(c2ccc(C(F)(F)F)cc2)C(=O)NC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.