发明申请
US20110086853A1 Therapeutic Compounds 审中-公开
治疗化合物

Therapeutic Compounds
摘要:
Compounds of formula I or pharmaceutically acceptable salts thereof: wherein R1, R2, R3 and R4 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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