Using CCOP(=O)(CC(=O)C1CCN(C(=O)OC(C)(C)C)C1)OCC, O=C1CCC1 to produce CC(C)(C)OC(=O)N1CCC(C(=O)C=C2CCC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.