Using CCOC(=O)Cc1cncc(-c2ccc(C(F)(F)F)cc2CN(Cc2ccccc2)C(=O)C2CC2)c1 to produce O=C(O)Cc1cncc(-c2ccc(C(F)(F)F)cc2CN(Cc2ccccc2)C(=O)C2CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.