The invention provides a polycyclic aromatic compound or a salt thereof having a partial structure represented by the following general formula (I):
wherein X, ring A, ring B, ring C, and ring D are as defined in the specification.
本发明提供了一种多环
芳烃化合物或其盐,其部分结构由以下通式 (I) 表示:
其中 X、环 A、环 B、环 C 和环 D 如说明书中所定义。