1-(6-溴-1H-吡咯并[2,3-B]吡啶-3-基)-乙酮

1-(4-氯-1H-吡咯并[2,3-B]吡啶-3-基)-乙酮

(4,4,6a,6b,8a,11,11,14b-octamethyl-1,2,3,4a,5,6,6a,7,8,9,10,13,14,14a-tetradecahydropicen-3-yl) acetate

1,2,3,5-四-O-乙酰基-D-呋喃核糖

1,2,3,4-tetra-O-acetyl-β-D-ribopyranose