A condensed-cyclic compound is represented by Formula 1:
where X
1
and R
1
to R
10
are as defined in the specification, and at least one of R
1
to R
10
is a group represented by Formula 2, and at least one of R
1
to R
10
is a group represented by Formula 3:
where L
1
, L
2
, Ar
1
to Ar
4
, a1 and a2 are as defined in the specification.
一个紧凑的环状化合物由以下公式表示:其中X1和R1到R10如规范中定义,并且至少其中一个R1到R10是由以下公式表示的基团,至少其中一个R1到R10是由以下公式表示的基团:其中L1、
L2、Ar1到Ar4、a1和a2如规范中定义。