| abstract |
The present invention relates to a novel (1aS,1bS,2S,4S,5aR,6S,6aS)-1a-(hydroxymethyl)-4-methoxy-2-(((2S,3R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)octahydrooxireno[2',3':4,5]cyclopenta[1,2-c]pyran-6-yl 4-hydroxybenzoate} (KS-513), the isomer thereof, the pharmaceutically acceptable salt or solvates thereof, a composition comprising the same as an active ingredient for preventing or treating allergic disease, inflammatory disease, asthma or chronic obstructive pulmonary disease (COPD) and the use thereof. |