9.
製劑的核心結構為何?
(A)Tc = ON2S2
(B)Tc = ON3S
(C)Tc = ONS3
(D)Tc = ON4
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統計: A(178), B(1279), C(252), D(22), E(0) #3199907
統計: A(178), B(1279), C(252), D(22), E(0) #3199907