Using CCOC(=O)Cn1c2c(c3ccccc31)CCN(C(=O)OC(C)(C)C)CC2 to produce CC(C)(C)OC(=O)N1CCc2c(n(CCO)c3ccccc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.