About KOCOVSKY P
About Inst. Organic Chemistry and Biochemistry,Czechoslovak Academy of Sciences
About CERNY V
About Inst. Organic Chemistry and Biochemistry,Czechoslovak Academy of Sciences
About Collection of Czechoslovak Chemical Communications
About electrophilic reaction
About cholestanes
About Steroids
About Structure effect on organic reaction
About 求電子付加
About 置換基
About 次亜臭素酸
About 不飽和
About ステロイド
About 置換