申请人:Iwasawa Yoshikuzu
公开号:US20080058347A1
公开(公告)日:2008-03-06
The present invention relates to a compound of formula I:
wherein: R
1
is a hydrogen atom, F, CN, etc.; R
1
′ is a hydrogen atom or lower alkyl which may be substituted; R
2
is O, S, SO, SO
2
, etc.; R
3
is a phenyl which may be substituted; X
1
, X
2
, and X
3
each independently CH, N, etc. provided, however, that among X
1
, X
2
and X
3
, the number of nitrogen is 0 or 1; W is the following residue:
wherein: W
1
, W
2
, and W
3
each independently CH, N, etc., or a pharmaceutically acceptable salt or ester thereof.
本发明涉及一种化合物,其化学式为I:其中:R1为氢原子,F,CN等;R1′为氢原子或可被取代的较低烷基;R2为O,S,SO,SO2等;R3为可被取代的苯基;X1,X2和X3各自独立为CH,N等,但在X1,X2和X3中,氮的数量为0或1;W为以下残基:其中:W1,W2和W3各自独立为CH,N等,或其药用可接受的盐或酯。