Using Nc1ccc(-n2cnnn2)cc1, CC(C)(C)OC(=O)N1CCC(c2nc(C(=O)O)cs2)CC1 to produce CC(C)(C)OC(=O)N1CCC(c2nc(C(=O)Nc3ccc(-n4cnnn4)cc3)cs2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.