1-(2',6'-Difluorophenyl)-1H,3H-thiazolo(3,4-a)benzimidazole 1-Dfptb 138226-12-7 1H,3H-Thiazolo(3,4-a)benzimidazole, 1-(2,6-difluorophenyl)- NSC 625487 NSC 676948 NSC 676949 Thiazolobenzimidazole