[H]N(C1=C(C([H])=C(N=N1)C1=C([H])C([H])=C(O)C([H])=C1[H])C([H])([H])[H])C([H])([H])C([H])([H])N1C([H])([H])C([H])([H])OC([H])([H])C1([H])[H]