The molecule is a glucosinolate resulting from the removal of a proton from the oxime hydrogen sulfate moiety of xi-progoitrin. It derives from a gluconapin(1-). It is a conjugate base of a xi-progoitrin.
[[3-hydroxy-1-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]sulfanylpent-4-enylidene]amino] sulfate