abstract |
The present invention relates to a compound of formula (I) Wherein R 1 , R 2 , R 3 , R 4 , X, Y, and A are as defined herein.n n n The compound of the present invention is an inhibitor of hematopoietic prostaglandin D synthetase (H-PGDS) and is suitable for the treatment of Duchenne Muscular Dystrophy. Therefore, the present invention further relates to a pharmaceutical composition comprising the compound of the present invention. The present invention further relates to a method for inhibiting H-PGDS activity using the compound of the present invention or a pharmaceutical composition containing the compound of the present invention and a method for treating diseases related thereto. |