摘要 |
Compounds of formula I or pharmaceutically acceptable salts thereof: wherein X, A, R<SUP>1</SUP>, R<SUP>2</SUP>, R<SUP>3 </SUP>and R<SUP>4</SUP> are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
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申请人 |
ASTRAZENECA AB;BROWN, WILLIAM;PAGE, DANIEL;SRIVASTAVA, SANJAY;WALPOLE, CHRISTOPHER;WEI, ZHONG-YONG;YANG, HUA |
发明人 |
BROWN, WILLIAM;PAGE, DANIEL;SRIVASTAVA, SANJAY;WALPOLE, CHRISTOPHER;WEI, ZHONG-YONG;YANG, HUA |