N-(tetracosanoyl)-4E,14Z-sphingadienine-1-phosphocholine 812.677 813.227 C47H93N2O6P CHEBI:138577 DACOGJMBYLZYDH-GXJPFUDISA-N InChI=1S/C47H93N2O6P/c1-6-8-10-12-14-16-18-20-21-22-23-24-25-26-27-29-31-33-35-37-39-41-47(51)48-45(44-55-56(52,53)54-43-42-49(3,4)5)46(50)40-38-36-34-32-30-28-19-17-15-13-11-9-7-2/h11,13,38,40,45-46,50H,6-10,12,14-37,39,41-44H2,1-5H3,(H-,48,51,52,53)/b13-11-,40-38+/t45-,46+/m0/s1 LIPID_MAPS_instance:LMSP03010081 SM(d18:2/24:0) [C@]([C@@](/C=C/CCCCCCCC/C=C\CCC)(O)[H])(NC(=O)CCCCCCCCCCCCCCCCCCCCCCC)([H])COP(OCC[N+](C)(C)C)([O-])=O chebi_ontology sphingomyelin 42:2