(3S,1′S,4″S)-1-benzyl-3-[2-bromo-1-(2,2-dimethyl-1,3-dioxolan-4-yl)allyl]pyrrolidine-2-thione

(S,Z)-4-(2,3-dibromoprop-1-enyl)-2,2-dimethyl-1,3-dioxolane

(2S,3R)-2-(hydroxymethyl)piperidin-3-ol