73728-57-1 FORMAMIDE, N-(1,3-DIBROMO-7-NITROFLUOREN-2-YL)- Formamide, N-(1,3-dibromo-7-nitro-9H-fluoren-2-yl)- (9CI) N-(1,3-Dibromo-7-nitrofluoren-2-yl)formamide NSC 88973