Patent ID: 7737107

Claim:
A compound of general formula (I) below: in which: A) a) R 4 , R 5 and R 7 each represent a hydrogen atom and R 3 , R 6 and R 8 each represent a methyl radical, or b) R 4 , R 6 and R 7 each represent a hydrogen atom and R 3 , R 5 and R 8 each represent a methyl radical, or c) R 3 , R 6 and R 7 each represent a hydrogen atom and R 4 , R 5 and R 8 each represent a methyl radical, and the dashed lines are present and represent cis or trans double bonds and R 1 represents a hydrogen atom and R 2 represents an —OCH 3 or —OC 2 H 5 group, or the dashed lines are absent and R 1 represents a hydrogen atom and R 2 represents an —OCH 3 or —OC 2 H 5 group, or B) R 1 , R 4 and R 6 each represent a hydrogen atom and R 2 , R 3 and R 5 each represent a methyl radical, and the dashed lines are present and represent cis or trans double bonds and R 7 represents a hydrogen atom and R 8 represents an —OCH 3 or —OC 2 H 5 group, or the dashed lines are absent and R 7 represents a hydrogen atom and R 8 represents an —OCH 3 or —OC 2 H 5 group, said compound being an ether derivative.