Using COC(=O)CCC(=O)c1cc(C(=O)OC)ccc1OCC(O)CNC(C)(C)C to produce CC(C)(C)NCC(O)COc1ccc(C(=O)O)cc1C(=O)CCC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.