乙酸银

对硝基苯乙酮

4-(1-Cyano-1-carboethoxy)methylene-7-acetyl-4,7-dihydrothieno<2,3-b>pyridine

3β-acetoxy-6β-bromo-5α-butanoyloxycholestane

acetic acid-(3α.5α-cyclo-cholestanyl-(6β)-ester)