阿摩線上測驗
38. 若下列化合物的結構命名為(2R，3R)-2，3-二溴戊烷，則(1)至(4)的原子或原子群必須為：
(A) (1) = Br，(2) = Et，(3) = Br，(4) = CH3
(B) (1) = Et，(2) = Br，(3) = Br，(4) = CH3
(C) (1) = Br，(2) = Et，(3) = CH3，(4) = Br
(D) (1) = CH3，(2) = Br，(3) = CH3，(4) = Br
(E) (1) = CH3，(2) = Br，(3) = Br，(4) = CH3
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統計： A(11), B(1), C(3), D(0), E(0) #3306610
統計： A(11), B(1), C(3), D(0), E(0) #3306610
