26993-30-6 4-Octadecene-1,3-diol, 2-amino-, 1-(dihydrogen phosphate), [R-[R*,S*-(E)]]- 4-Octadecene-1,3-diol, 2-amino-, 1-(dihydrogen phosphate),(R-(R*,S*-(E)))- 4-octadecene-1,3-diol, 2-amino-, 1-(dihydrogen phosphate), (2S,3R,4E)- C18-Sphingosine 1-phosphate D-erythro-Sphingosine-1-phosphate Sphingosine 1-phosphate Sphingosine, D-erythro-1-phosphate