A compounds represented by the Formula (I) or the Formula (I′).
wherein Z
1
and Z
2
independently represent a hydrogen atom, a C
1
to C
12
alkyl group or a C
3
to C
12
cyclic saturated hydrocarbon group, provided that at least one of Z
1
and Z
2
represent a C
1
to C
12
alkyl group or a C
3
to C
12
cyclic saturated hydrocarbon group; rings Y
1
and Y
2
independently represents an optionally substituted C
3
to C
20
alicyclic hydrocarbon group; Q
1
to Q
4
and Q′1 to Q′4 independently represent a fluorine atom or a C
1
to C
6
perfluoroalkyl group; and m and n independently represent an integer of 0 to 5.
由式(I)或式(I')表示的化合物。其中Z1和Z2分别表示氢原子,C1到C12烷基或C3到C12环饱和碳氢基团,但至少其中之一表示C1到C12烷基或C3到C12环饱和碳氢基团;环Y1和Y2分别表示可选择取代的C3到C20脂环碳氢基团;Q1到Q4和Q′1到Q′4分别独立表示
氟原子或C1到C6
全氟烷基基团;m和n分别表示0到5的整数。