(+/-)-2,3-didehydro-1-<(p-methoxyphenyl)sulfonyl>aspidospermidin-10-one

2,2,2-trichloroethyl cis-2,3,4,4a,5,6,7,11c-octahydro-4a-ethyl-7-<(p-methoxyphenyl)sulfonyl>-1H-pyrido<3,2-c>carbazole-1-carboxylate

4-[3-(acetyloxy)propyl]-4-ethyl-2-cyclohexen-1-one

(+/-)-1-ethyl-2-cyclohexene-1-ethanol

(±)-ter-butyl rhazinilam-N-carboxylate