Using COC(=O)c1ccc(O)cc1, CCCCCC(CO)c1ccc2c(c1)C(C)(C)CCN2CC to produce CCCCCC(COc1ccc(C(=O)OC)cc1)c1ccc2c(c1)C(C)(C)CCN2CC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.