Using CCOC(=O)c1nn(C(C)(C)C)cc1CC1(C#N)CCN(C(=O)OC(C)(C)C)CC1, NC(N)=O to produce CC(C)(C)OC(=O)N1CCC(Cc2cn(C(C)(C)C)nc2C(=O)O)(C(N)=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.