5-acetoxy-6-methoxy-1,2,3,4-tetrahydronaphthalene

5-deoxy-2,3,4-O-triacetyl-L-arabinose-phenylhydrazone

O-Acetyl N-hydroxy-2-thiopyridone

4-oxo-5-acetylaminopentanoic acid

2-acetoxy-1-acetyl-3-methoxy-3-methylindoline