Using COc1nc2ccc(C(O)c3c(C)noc3C)cc2c(Cl)c1Cc1ccc(C(F)(F)F)cc1 to produce COc1nc2ccc(C(=O)c3c(C)noc3C)cc2c(Cl)c1Cc1ccc(C(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.