1. The use of a compound or a pharmaceutically acceptable salt thereof for the manufacture of a medicament for enhancing HIF-1 stabilization in a cell, wherein the compound has the formula: wherein L is selected from CH or SO； R is 0 to 5 hydrogen substituents； n is an integer a number from 0 to 5； each R and R are independently selected from: i) hydrogen； ii) substituted or unsubstituted C-C linear, C-C branched or C-Cyclic alkyl； iii) substituted or unsubstituted C-C linear, C-C branched or C-Cyclic alkenyl； iv) substituted or not Clineynogo-substituted or C-C-Crazvetvlennogo alkynyl； v) substituted or unsubstituted Sealy Carila； vi) substituted or unsubstituted C-Cgeterotsikla； vii) substituted or unsubstituted C-Cgeteroarila； or viii) R and R, taken together, can form a substituted or unsubstituted heterocyclic or substituted or unsubstituted heteroaryl ring containing from 2 to 20 carbon atoms and from 1 to 7 heteroatoms. 2. The use of a compound or a pharmaceutically acceptable salt thereof for the manufacture of a medicament for enhancing an immune response in a subject, wherein the compound has the formula: in which L is selected from CH or SO； R is from 0 to 5 hydrogen substituents； index n is an integer from 0 to 5； each R and R is independently selected from: i) hydrogen； ii) substituted or unsubstituted C-C-linear, C-C-branched or C-Cyclic alkyl； iii) substituted or unsubstituted C-C-linear, C-C-branched or C-Cyclic alkenyl； iv) substituted or not ameschennogo Clineynogo or C-C-Crazvetvlennogo alkynyl； v) substituted or unsubstituted Sealy Carila； vi) substituted or unsubstituted C-Cgeterotsikl1. Применение соединения или его фармацевтически приемлемой соли для получения лекарственного средства для усиления HIF-1 стабилизиции в клетке, где соединение имеет формулу:в которой L выбран из CHили SO；R представляет собой от 0 до 5 заместителей водорода；индекс n представляет собой целое число от 0 до 5；каждый Rи Rнезависимо выбран из:i) водорода；ii) замещенного
