39617-48-6 1,1,1,2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,17,18,18,18-TRICOSAFLUORO-5,8,11,14-TETRAKIS(TRIFLUOROMETHYL)-3,6,9,12,15-PENTAOXAOCTADECANE 93858-91-4 nonaammonium heptahydrogen [2,5,8,11,14,17-hexakis(phosphonatomethyl)-2,5,8,11,14,17-hexaazaoctadecane-1,18-diyl]bisphosphonate