136533-78-3 4,7,9-Trioxa-2-aza-8-phophaundecan-11-aminium, 8-hydroxy-5-((methyloctadecylamino)methyl-3-oxo-N,N,N-trimethyl-, hydroxide, inner salt, 8-oxide 4,7,9-Trioxa-2-aza-8-phosphaundecan-11-aminium, 8-hydroxy-N,N,N-trimethyl-5-((methyloctadecylamino)methyl)-3-oxo-, hydroxide, inner salt, 8-oxide BN 52208