A compound of formula (I): wherein W is independently selected from the group consisting of H, F, CI, Br, and I; X is independently selected from the group consisting of H, F, CI, Br, and I; Y is independently selected from the group consisting of F, CI, Br, and I; Z is independently selected from the group consisting of H, F, CI, Br, and I; n is an integer from 1 to 8; and n' is an integer from 1 to 12.
一种化合物的
化学式(I):其中W独立地选自H、F、Cl、Br和I组成的群;X独立地选自H、F、Cl、Br和I组成的群;Y独立地选自F、Cl、Br和I组成的群;Z独立地选自H、F、Cl、Br和I组成的群;n是从1到8的整数;n'是从1到12的整数。