6. Which of the following configurations corresponds to the structure below? 61ba8ae4301e1.jpg
(A) (4E,52)
(B) (4S, 5R)
(C) (4S, 5S)
(D) (4R, 5S)
(E) (4R, 5R).

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統計： A(0), B(0), C(2), D(1), E(0) #2823970