Using Clc1nnc2ccc(N3CCOCC3)nn12, CC(C)(C)OC(=O)Nc1nc2ccc(S)cc2s1 to produce CC(C)(C)OC(=O)Nc1nc2ccc(Sc3nnc4ccc(N5CCOCC5)nn34)cc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.