has role sphingomyelin d18:1 hexacosanoic acid sphingomyelin 44:1 mouse metabolite N-hexacosanoylsphingosine-1-phosphocholine chebi_ontology CHEBI:83361 SM(d18:1/26:0) N-cerotoylsphingosine-1-phosphocholine CHEBI:84478 A sphingomyelin d18:1 in which the ceramide N-acyl group is specified as hexacosanoyl. N-cerotoylsphing-4-enine-1-phosphocholine LIPID_MAPS_instance:LMSP03010010 sphingomyelin (d18:1/26:0) (2S,3R,4E)-2-(hexacosanoylamino)-3-hydroxyoctadec-4-en-1-yl 2-(trimethylammonio)ethyl phosphate HMDB:HMDB0011698 N-(hexacosanoyl)-sphing-4-enine-1-phosphocholine C26 Sphingomyelin N-hexacosanoylsphing-4-enine-1-phosphocholine