2-Ethyl-2-hydroperoxy-3-methyl-but-3-enoic acid methyl ester

(E)-2-(1-Hydroperoxy-1-methyl-ethyl)-but-2-enoic acid methyl ester

2-ethyl-3-methyl-butane-1,3-diol

5-ethyl-6-methyl-hept-5-en-2-one

6-ethyl-3-hydroxy-3,7-dimethyl-oct-6-enoic acid ethyl ester