申请人:Genentech, Inc.
公开号:US20140288043A1
公开(公告)日:2014-09-25
A first aspect of the invention relates to a compound of formula (1A) or (1B), or a pharmaceutically acceptable salt thereof,
Wherein R
1
is a group selected from alkyl, monocyclic heterocycloalkyl, bicyclic heterocycloalkyl and cycloalkyl, each of which is optionally substituted, and wherein X
1
, X
2
, X
3
and X
4
are as defined herein.
Further aspects relate to pharmaceutical compositions, therapeutic uses and process for preparing compounds of formula (1A) and (1B).
该发明的第一个方面涉及公式(1A)或(1B)的化合物,或其药用盐,其中R1是从烷基、单环杂环烷基、双环杂环烷基和环烷基中选择的基团,每个基团可以选择性地被取代,X1、X2、X3和X4的定义如本文所述。进一步方面涉及制药组合物、治疗用途和制备公式(1A)和(1B)化合物的过程。