2-(6-methylhept-1(E)-en-1-yl)cyclobutanone

(E)-8-(tert-Butyl-dimethyl-silanyloxy)-2-diazo-12-methyl-3-oxo-tridec-6-enoic acid methyl ester

{1-Hydroxy-2-[3-(4-methyl-pentyl)-oxiranyl]-cyclobutyl}-acetic acid methyl ester

methyl 8-hydroxy-12-methyl-6(E,Z)-en-3-oxotridecanoate