Using COc1ccc2occc2c1, CN(CCC(OC(=O)C(F)(F)F)c1ccccc1)C(=O)C(F)(F)F to produce CNCCC(c1ccccc1)c1cc2cc(OC)ccc2o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.