1 H4S N-[(2s,3s,4r)-3,4-dihydroxy-1-{[(1s,2s,3r,4r,5s)-2,3,4,5-tetrahydroxycyclohexyl]amino}octadecan-2-yl]hexacosanamide 1.000 2 Z8A N-[(2s,3s,4r)-1,3,4-trihydroxyoctadecan-2-yl]hexacosanamide 0.800