N,N’-[[2,2,2-三氟-1-(三氟甲基)亞乙基]雙(6-羥基-3,1-亞苯基)]雙[4-氨基苯甲醯胺] N,N’-[[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis(6-hydroxy-3,1-phenylene)]bis[4-amino-Benzamide] HPLC: ≥ 99%