68.中藥知母所含芒果苷(mangiferin,結構如下圖)之苷元具下列何種骨架?
(A)steroid
(B)xanthone
(C)anthraquinone
(D)phenylethanoid
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統計: A(278), B(3123), C(2271), D(342), E(0) #2756317
統計: A(278), B(3123), C(2271), D(342), E(0) #2756317
詳解 (共 10 筆)
#5085769

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#5790957
人家只有說他是C-苷,沒有說他是anthraquinone
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#7406131
anthraquinone-何首烏 大黃(rhein)巴戟天(Rubiadin) 訶子含dianthraquinone
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