abstract |
The present invention provides a compound represented by the following general formula (1) or a salt thereof. (In the formula, the definition of each symbol is as described in the specification.) Since the compound according to the present invention or a salt thereof can preferentially induce the production of IL-4, which is a kind of cytokine that controls the function of immune cells, the prevention and treatment of autoimmune diseases or infectious diseases, and Th1 cells It is useful for the prevention and treatment of diseases caused by hyperfunction of |