1 3FX (2r)-3-(cyclohexylamino)-2-hydroxypropane-1-sulfonic acid 1.000 2 3CX (2s)-3-(cyclohexylamino)-2-hydroxypropane-1-sulfonic acid 1.000 3 CXS 3-cyclohexyl-1-propylsulfonic acid 0.933 4 A1A3V (2r)-1-(cyclohexylamino)propan-2-ol 0.733