Using Nc1ncc(-c2cnn(C3CCNCC3)c2)cc1-c1nc2cccc(-c3cn[nH]c3)c2s1 to produce Nc1ncc(-c2cnn(C3CCNCC3)c2)cc1-c1nc2cccc(-c3cc[nH]c3)c2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.