5-Brom-1-cyclohexyl-5-methyl-barbitursaeure
(-)-1-Cyclohexyl-5-methyl-5-piperidino-barbitursaeure
(+)-1-Cyclohexyl-5-methyl-5-piperidino-barbitursaeure
(+/-)-1-Cyclohexyl-5-methyl-5-piperidino-barbitursaeure
(-)-1-Cyclohexyl-5-methyl-5-pyrrolidino-barbitursaeure