1,2-Dipalmitoyl-sn-glycero-3-phosphoethanolamidospermine 1,2-Dipalmitoylphosphatidylethanolamidospermine 1-Dppes 124076-29-5 Hexadecanoic acid, 1-(16-amino-9-((3-aminopropyl)amino)-3-hydroxy-8-oxo-2,4-dioxa-7,13-diaza-3-phosphahexadec-1-yl)-1,2-ethanediyl ester, P-oxide