4-Thio-L-lyxono-1,4-lactone

5-deoxy-5-isobutenyl-D-ribonolactone

Acetic acid (3aR,4S,6R,6aR)-6-benzoimidazol-1-yl-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethyl ester