Using COc1c(-c2ccccc2)cc(C(C)(C)C)cc1-c1cccc(C=O)n1 to produce CC(C)(C)c1cc(-c2ccccc2)c(O)c(-c2cccc(C=O)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.