amino alcohol triol sphingoid 15-methylhexadecaphytosphingosine (2S,3S,4R)-2-amino-15-methylhexadecane-1,3,4-triol 303.277 303.48060 4-R-hydroxy-15-methylhexadecasphinganine 4-hydroxy-15-methylhexadecasphinganine A sphingoid that is 4-hydroxyhexadecasphinganine substituted at position 15 by a methyl group. C17H37NO3 CC(C)CCCCCCCCCC[C@@H](O)[C@@H](O)[C@@H](N)CO CHEBI:70968 InChI=1S/C17H37NO3/c1-14(2)11-9-7-5-3-4-6-8-10-12-16(20)17(21)15(18)13-19/h14-17,19-21H,3-13,18H2,1-2H3/t15-,16+,17-/m0/s1 LKHKEQFLKWCGTG-BBWFWOEESA-N chebi_ontology