試題詳解

 
(A) Lovastatin：R＝CH 3，mevastatin：R＝OH
(B) Lovastatin：R＝H，mevastatin：R＝OH
(C) Lovastatin：R＝CH 3，mevastatin：R＝H
(D) Lovastatin：R＝OH，mevastatin：R＝CH 3