Using CC(C)(C)OC(=O)N1CC2CN(CC(COc3ccc(C#N)cc3)NC(=O)OCc3ccccc3)CC(C1)C2O to produce CC(C)(C)OC(=O)N1CC2CN(CC(N)COc3ccc(C#N)cc3)CC(C1)C2O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.