(2-amino-3-hydroxyoctadec-4-enyl) 2-(trimethylazaniumyl)ethyl phosphate;(2S,3R,4E)-2-Amino-3-hydroxy-4-octadecen-1-yl 2-(trimethylammonio)ethyl phosphate;Sphingosylphosphorylcholine;D-erythro-Sphingosylphosphorylc;Ethanaminium, 2-[[[[(2S,3R,4E)-2-amino-3-hydroxy-4-octadecen-1-yl]oxy]hydroxyphosphinyl]oxy]-N,N,N-trimethyl-, inner salt
-20℃