1,3,3-trimethyl-2-(3-methyl-buta-1,3-dienyl)-cyclohexene

all-trans-β-ionylidenecrotonic acid

3.7-dimethyl-1t-(2.2.6-trimethyl-cyclohexen-(6)-yl)-dodecapentaen-(1.3t.5t.7t.9ξ)-one-(11)