申请人:Binch Hayley
公开号:US20120029004A1
公开(公告)日:2012-02-02
The present invention relates to a compound of Formula (I): wherein: R
1
is H or C
1-2
alkyl; R
2
is H or C
1-3
alkyl; R
3
and R
4
are each independently H or C
1-2
alkyl, where the alkyl may be substituted with one to three of the same or different substituents selected from R
10
; R
5
is H, hydroxy, C
1-2
alkyl, or OCH
3
; and R
10
is F or Cl, or a pharmaceutically acceptable salt or ester thereof.
本发明涉及一种式(I)的化合物:其中:R1为H或C1-2烷基;R2为H或C1-3烷基;R3和R4分别为H或C1-2烷基,其中烷基可以被选自R10的一到三个相同或不同的取代基取代;R5为H、羟基、C1-2烷基或OCH3;R10为F或Cl,或其药学上可接受的盐或酯。