(2E)-(1R,3S,4R,5S)-2-cyanomethylene-3-hydroxy-4,5-dimethoxy-1-(p-methoxybenzoyloxy)cyclohexane
(2E)-(1R,3S,4S,5S)-2-cyanomethylene-1,3-dihydroxy-4,5-dimethoxycyclohexane
(2Z)-(1R,3S,4R,5S)-2-cyanomethylene-1,3-dihydroxy-4,5-dimethoxycyclohexane
(2E)-(1R,3S,4S,5S)-2-cyanomethylene-1-hydroxy-4,5-dimethoxy-3-(tetrahydropyran-2-yloxy)cyclohexane
(2E)-(1R,3S,4S,5S)-2-cyanomethylene-4,5-dimethoxy-1-(p-methoxybenzoyloxy)-3-(tetrahydropyran-2-yloxy)cyclohexane