SUBSTITUTED 2,5-DIHYDRO-3H-PYRAZOLO[4,3-C]PYRIDAZIN-3-ONE DERIVATIVES, PREPARATION THEREOF AND THERAPEUTIC USE OF THE SAME
申请人:CONGY Christian
公开号:US20090281107A1
公开(公告)日:2009-11-12
The invention relates to compounds having the formula (I):
Wherein R
1
, R
2
, R
3
and R
4
are as described herein. Also disclosed are the method of preparation and their use in therapy.