2,6-Piperazinedione, 4,4'-(1,2-dimethyl-1,2-ethanediyl)bis-, (R*,S*)- 2,6-Piperazinedione, 4,4'-(1,2-dimethyl-1,2-ethanediyl)bis-, rel- 2,6-Piperazinedione, 4,4'-(1,2-dimethylethylene)di-, meso- 21416-88-6 5-24-05-00313 (Beilstein Handbook Reference) BRN 3981691 ICRF 193