Disclosed are a compound represented by Formula (1), or a pharmaceutically acceptable salt, hydrate, solvate, prodrug, tautomer, enantiomer, or pharmaceutically acceptable diastereomer thereof, a method of preparing the same, and a pharmaceutical composition, which have effects for treatment or prevention of metabolic syndromes, comprising the same:wherein R1 to R3,and X1 to X6 are the same as defined in Claim 1.