Using CC(C)(C)OC(=O)N[C@H](COc1ccc(C#N)cc1)CN1CC2CN(C(=O)OCc3ccccc3)CC2C1 to produce CC(C)(C)OC(=O)N[C@H](COc1ccc(C#N)cc1)CN1CC2CNCC2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.