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63.Strychnine化學結構如下,其生合成前驅物(precursor)及骨架類型為何?
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(A)ornithine;ajmaline
(B)phenylalanine;aspidospermane
(C)tryptophan;corynane
(D)tyrosine;ibogane

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統計: A(0), B(0), C(1), D(0), E(0) #2624648