SEARCH Articles Figures Tables A 5-hydroxylations A-Hydroxylation A-hydroxyl groups Acidity Lewis and And Lewis acids And hydroxylation As BrOnsted As Lewis Base Bronsted acid Bronsted acid/base Bronsted acidity Bronsted acidity, and Lewis Bronsted acids and bases Bronsted and Lewis acids Hydroxyl acids Hydroxyl groups and Lewis Acid-Base Lewis Bronsted base Lewis acids and bases