E-1-(2,3-dihydro-1H-cyclopenta[b]quinoxalin-1-ylidene)-1,2-ethanediol

2,2-dimethyl-5-(3'-phenylsulfinylmethylbicyclo<2.2.1>hept-5'-en-2'-ylidene)-1,3-dioxan-4,6-dione

5-endo-Methyl-2-endo-norbornanol

(+)-(1S,3S,4S)-4-hydroxycyclopentane-1,3-dimethanol