Using CCOC(=O)N1CCC(CC#N)(NC(=O)OC(C)(C)C)CC1 to produce CCOC(=O)N1CCC(CCN)(NC(=O)OC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.