2,7-Dinitro-9-fluorenone-4-carboxamide 2,7-Dinitro-9-oxo-9H-fluorene-4-carboxamide 2,7-Dinitrofluorenone-5-carboxamide 84409-00-7 9H-Fluorene-4-carboxamide, 2,7-dinitro-9-oxo- BRN 5117421