英文名称
dimethyl 2-((4-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)phenyl)ethynyl)-7-((4-((4-((4-(acetylthiomethyl)phenyl)ethynyl)phenyl)ethynyl)phenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate