Using CCOC(=O)c1ccc(O)nc1, CC(C)(C)OC(=O)[C@H]1CC[C@H](O)CC1 to produce CCOC(=O)c1ccc(O[C@H]2CC[C@@H](C(=O)OC(C)(C)C)CC2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.