英文名称
3-[4-[3-[3-[1-[1-[4-(2-Cyanoethylsulfanyl)phenyl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-3-yl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-3-yl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-1-yl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-1-yl]phenyl]sulfanylpropanenitrile