New azole compound

The present invention, lysophosphatidic acid: has the effect of inhibiting the physiological activity of (LPA lysophosphatidic acid), useful disease inhibiting its prevention and treatment of physiological activity of LPA, for example, diseases involving the LPA receptor compounds useful as an agent for preventing or treating, more specifically, the formula I: Wherein the ring A indicates isoxazole, etc., R1 represents a like substituted or unsubstituted aryl group, R2 represents a hydrogen atom, etc., R3 represents an alkyl group, a substituted or unsubstituted. Azole compound represented by] or to provide a pharmaceutically acceptable salt thereof.