[H]N(C(=O)[C@@]([H])(N([H])C([H])([H])[H])C([H])(C([H])([H])[H])C([H])([H])[H])[C@]([H])(C([H])([H])OC(=O)C([H])(C([H])([H])[H])C([H])([H])[H])C([H])([H])C1=C([H])N([H])C2=C([H])C([H])=C([H])C([H])=C12