19.下列何種藥物在鹼性環境(0.1 N NaOH)下具助色基團(auxochrome)?
(A)Procaine
(B)Ephedrine
(C)Dextropropoxyphene
(D)Protriptyline
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統計: A(911), B(207), C(99), D(34), E(0) #1193698
統計: A(911), B(207), C(99), D(34), E(0) #1193698