Using O=N[O-], Cn1cc(Nc2ncc(N)c(Nc3cnn(C)c3)n2)cn1 to produce Cn1cc(Nc2ncc3nnn(-c4cnn(C)c4)c3n2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.