SEARCH Articles Figures Tables D-Lactic Acid Derivatives L-Lactic acid derivatives Lactic acid protected derivatives Lactic acid, derivative detection Lactic acids, macrocyclic derivatives O-(-Toluenesulfonyl) L-Lactic Acid Derivatives O-(Methanesulfonyl) L-Lactic Acid Derivatives O-(Trifluoromethanesulfonyl) L-Lactic Acid Derivatives