Using CCOC(=O)c1[nH]c2cc(C(F)(F)F)c(OC)cc2c1C to produce COc1cc2c(C)c(C(=O)O)[nH]c2cc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.