has functional parent N-henicosanoyl-15-methylhexadecasphingosine-1-phosphocholine (2S,3R,4E)-2-(henicosanoylamino)-3-hydroxy-15-methylhexadec-4-en-1-yl 2-(trimethylazaniumyl)ethyl phosphate 758.630 759.136 C(CCCCCCC(C)C)CC\C=C\[C@@H](O)[C@@H](NC(CCCCCCCCCCCCCCCCCCCC)=O)COP(OCC[N+](C)(C)C)(=O)[O-] C43H87N2O6P CHEBI:119574 HMQRZNBWVNRNRL-UXROQNIDSA-N InChI=1S/C43H87N2O6P/c1-7-8-9-10-11-12-13-14-15-16-17-18-19-20-24-27-30-33-36-43(47)44-41(39-51-52(48,49)50-38-37-45(4,5)6)42(46)35-32-29-26-23-21-22-25-28-31-34-40(2)3/h32,35,40-42,46H,7-31,33-34,36-39H2,1-6H3,(H-,44,47,48,49)/b35-32+/t41-,42+/m0/s1 N-henicosanoyl-15-methylhexadecasphing-4-enine-1-phosphocholine PMID:23894595 SM (d17:1;2/21:0) SM 38:1;2 chebi_ontology henicosanoic acid sphingomyelin 38:1