has functional parent nonadecanoic acid N-acylsphinganine-1-phosphocholine N-nonadecanoylsphinganine-1-phosphocholine (2S,3R)-3-hydroxy-2-(nonadecanoylamino)octadecyl 2-(trimethylazaniumyl)ethyl phosphate 746.630 747.125 An N-acylsphinganine-1-phosphocholine in which the ceramide N-acyl group is specified as nonadecanoyl. C(CCCCCCCCCC)CCCC[C@@H](O)[C@@H](NC(CCCCCCCCCCCCCCCCCC)=O)COP(=O)([O-])OCC[N+](C)(C)C C42H87N2O6P CHEBI:90492 GWOVFIGYPKRCCZ-WVILEFPPSA-N InChI=1S/C42H87N2O6P/c1-6-8-10-12-14-16-18-20-21-22-24-26-28-30-32-34-36-42(46)43-40(39-50-51(47,48)49-38-37-44(3,4)5)41(45)35-33-31-29-27-25-23-19-17-15-13-11-9-7-2/h40-41,45H,6-39H2,1-5H3,(H-,43,46,47,48)/t40-,41+/m0/s1 N-nonadecanoyldihydrosphingosine-1-phosphocholine SM d18:0/19:0 SM(d18:0/19:0) chebi_ontology sphingomyelin (d18:0/19:0) sphingomyelin d18:0/19:0 sphingomyelin 37:0