Using CC(C)(C)OC(=O)N1CCC(C=O)CC1, CCN[C@@H](C)Cc1ccc2c(c1)CCO2 to produce CCN(CC1CCN(C(=O)OC(C)(C)C)CC1)[C@@H](C)Cc1ccc2c(c1)CCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.