A compound of the formula (I):
wherein:
A and B together represent an optionally substituted, fused aromatic ring or an optionally substituted, fused cyclohexene ring;
D is selected from:
where Y
1
is selected from CH and N, Y
2
is selected from CH and N, Y
3
is selected from CH, CF and N and Y
4
is selected from CH and N;
where Y
1
is selected from CH and N and Y
2
is selected from CH and N;
where Q is O or S; and
where Q is O or S; and
R
D
is an optionally substituted C
5-20
aryl group, bound to D by a carbon-carbon bond.
化合物的公式(I)如下:其中:A和B一起表示一个可选择取代的融合芳香环或一个可选择取代的融合
环己烯环;D从以下选取:其中Y1从CH和N中选取,Y2从CH和N中选取,Y3从CH、CF和N中选取,Y4从CH和N中选取;其中Y1从CH和N中选取,Y2从CH和N中选取;其中Q为O或S;且其中Q为O或S;RDis一个可选择取代的C5-20芳基基团,通过
碳-
碳键与D结合。