![4，4'-(2，8-di-tert-butyl-4，10-dihydropyreno[4，5-d:9，10-d']diimidazole-5，11-diyl)dibenzoic acid](/static/images/placeholder.svg)
4，4'-(2，8-di-tert-butyl-4，10-dihydropyreno[4，5-d:9，10-d']diimidazole-5，11-diyl)dibenzoic acid
4，4'-(2，8-Di-tert-butyl-4，10-dihydropyreno[4，5-d:9，10-d']diimidazole-5，11-diyl)dibenzoic acid
4，4'-(2，8-di-tert-butyl-4，10-dihydropyreno[4，5-d:9，10-d']diimidazole-5，11-diyl)dibenzoic acid 98%