Using COc1ccc(Cl)cc1C(=O)/N=c1\sn(C(C)(C)C)cc1C=O, BrCC1CCC1 to produce COc1ccc(Cl)cc1C(=O)/N=c1\sn(C(C)(C)C)cc1C(O)CC1CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.