申请人:Sames Dalibor
公开号:US09075014B2
公开(公告)日:2015-07-07
This invention relates to compounds having the following structure:
wherein Y is O, X is O, bond α is absent and bond β is present, or Y is H, X is CH, bond α is present, and bond β is absent; atom Z is a carbon and bonds χ, δ and γ are present, or atom Z is a nitrogen and bonds χ, δ and γ are absent, or atom Z is a nitrogen and bonds χ and δ are present and γ is absent. R1, R2, R3, R4, R5, and R6 are various substituents as described in the specification.
这项发明涉及具有以下结构的化合物:其中Y为O,X为O,键α不存在且键β存在;或者Y为H,X为CH,键α存在且键β不存在;原子Z为碳且键χ、δ和γ存在;或者原子Z为氮且键χ、δ和γ不存在;或者原子Z为氮且键χ和δ存在且γ不存在。R1、R2、R3、R4、R5和R6是根据说明书中描述的各种取代基。