Using CC(C)(C)OC(=O)NC1CCN(CC(=O)c2coc3ccccc23)CC1 to produce CC(C)(C)OC(=O)NC1CCN(CC(O)c2coc3ccccc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.