34. Which of the following will result in removing a benzyl protecting group of benzyl ester?
(A)acid hydrolysis only
(B)decarbonylation only
(C) catalytic hydrogenation only
(D)both acid hydrolysis and decarbonylation
(E)both catalytic hydrogenation and acid hydrolysis 

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統計: A(1), B(0), C(1), D(0), E(2) #3303831

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