sphingomyelin SM(d18:0/20:2(11Z,14Z)) (2-{[(2S,3R,4E)-3-hydroxy-2-[(11Z,14Z)-icosa-11,14-dienamido]octadec-4-en-1-yl phosphonato]oxy}ethyl)trimethylazanium 754.599 755.104 C20:2 Sphingomyelin C43H83N2O6P CCCCCCCCCCCCC/C=C/[C@H]([C@H](COP([O-])(=O)OCC[N+](C)(C)C)NC(CCCCCCCCC/C=C\C/C=C\CCCCC)=O)O CHEBI:90009 HMDB:HMDB0013465 InChI=1S/C43H83N2O6P/c1-6-8-10-12-14-16-18-20-21-22-23-25-27-29-31-33-35-37-43(47)44-41(40-51-52(48,49)50-39-38-45(3,4)5)42(46)36-34-32-30-28-26-24-19-17-15-13-11-9-7-2/h14,16,20-21,34,36,41-42,46H,6-13,15,17-19,22-33,35,37-40H2,1-5H3,(H-,44,47,48,49)/b16-14-,21-20-,36-34+/t41-,42+/m0/s1 N-(15Z-Tetracosenoyl)-sphing-4-enine-1-phosphocholine PMID:22546835 PMID:24023812 Wikipedia:Sphingomyelin YVTVVJRJLRHYSJ-XJRFMCMQSA-N chebi_ontology