申请人:Abe Yoshito
公开号:US20050075342A1
公开(公告)日:2005-04-07
The invention relates to compound of the formula (I) or its salt, in which R
1
, R
2
, R
3
and R
4
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.
本发明涉及公式(I)的化合物或其盐,其中R1、R2、R3和R4如描述中所定义,它们作为药物的用途,它们的制备过程以及用于治疗PDE-IV或TNF-α介导的疾病的用途。