Proacaciberin

[S,(-)]-2-[(6-O-α-L-Arabinopyranosyl-β-D-glucopyranosyl)oxy]-3-methyl-3-butenenitrile

3-Butenenitrile, 2-((6-O-alpha-L-arabinopyranosyl-beta-D-glucopyranosy l)oxy)-3-methyl-, (2S)-