問題詳情

59.下列有關ticagrelor的結構,何者正確?


(A)X = CH,Y = O
(B)X = CH,Y = CH2
(C)X = N,Y = O
(D)X = N,Y = CH2

參考答案

答案:D

統計:A:22,B:13,C:3,D:8,E:0

難度:非常困難