申请人:——
公开号:US20040054197A1
公开(公告)日:2004-03-18
The present invention provides a compound represented by general formula (I):
1
[wherein m represents an integer of 0 to 4; R
1
, R
2
, R
3
and R
4
may be the same or different and each represents a hydrogen atom, substituted or unsubstituted lower alkyl, or the like; R
5
represents hydroxy, or substituted or unsubstituted lower alkoxy; R
6
represents a hydrogen atom or halogen; R
7
represents hydroxy, formyl, substituted or unsubstituted lower alkoxy, or the like; and R
8
represents a hydrogen atom, substituted or unsubstituted lower alkoxy, or the like], or a salt thereof.
本发明提供了一种由通式(I)表示的化合物:1[其中,m表示0至4的整数;R1、R2、R3和R4可以相同也可以不同,每个代表氢原子、取代或未取代的低级烷基或类似物;R5代表羟基、取代或未取代的低级烷氧基;R6代表氢原子或卤素;R7代表羟基、甲酰基、取代或未取代的低级烷氧基或类似物;R8代表氢原子、取代或未取代的低级烷氧基或类似物],或其盐。