The present invention relates to pyrazinone derivatives of formula (I):
wherein R
1
, R
2
, R
3
, R
4
, R
5
, R
6
and R
7
are as herein defined; processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
                            本发明涉及式(I)的
吡唑酮衍
生物,其中R1,R2,R3,R4,R5,R6和R7如本文所定义;其制备方法,含有它们的制药组合物,以及它们在治疗中的用途。