Using O=C(NCCC1CC1)c1ccc(Cl)nn1, CC(C)(C)OC(=O)N1CC(N)C1 to produce CC(C)(C)OC(=O)N1CC(Nc2ccc(C(=O)NCCC3CC3)nn2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.