英文别名2-Butyl-7-phenyl[1]benzothieno[3,2-b][1]benzothiophene [for organic electronics]; Ph-BTBT-4; Ph-BTBT-C4; [1]Benzothieno[3,2-b][1]benzothiophene, 2-butyl-7-phenyl-; 7-butyl-2-phenyl-[1]benzothiolo[3,2-b][1]benzothiole; 7-butyl-2-phenyl-benzothiopheno[3,2-b]benzothiophene 
