`Ph-underset((X))overset(* *)NH_(2),Ph-underset((Y))undersetunderset(Ph)underset(|)overset(ddot)N-Ph:(H)underset(|)overset(ddot)(N)-Ph,Ph-underset((Z)
`Ph-underset((X))overset(* *)NH_(2),Ph-underset((Y))undersetunderset(Ph)underset(|)overset(ddot)N-Ph:(H)underset(|)overset(ddot)(N)-Ph,Ph-underset((Z))`
A. `ZgtYgtX`
B. `XgtYgtZ`
C. `YgtZgtX`
D. `ZgtXgtY`
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