Using COc1ccc(Cn2c(CC(C)(C)CC(=O)O)nc3ccccc32)cc1 to produce CC(C)(CC(=O)O)Cc1nc2ccccc2n1Cc1ccc(O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.