发明公开
EP2752410A1 HETEROCYCLE DERIVATIVE HAVING PGD2 RECEPTOR ANTAGONIST ACTIVITY 有权
PGD​​2受体拮抗活性的杂环衍生物

HETEROCYCLE DERIVATIVE HAVING PGD2 RECEPTOR ANTAGONIST ACTIVITY
摘要:
The present invention is related to a compound represented by formula (I),

wherein X 1 , X 2 , X3, X4, X5, R 5 , R 6 , R 7 , R 8 , n, p, q, ring A and ring B are as described in the specification, or a pharmaceutically acceptable salt thereof.
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