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US07459451B2 Pyrazolopyridine derivatives 失效
吡唑并吡啶衍生物

Pyrazolopyridine derivatives
摘要:
The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3 and R4 are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-α mediated diseases.
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