5-22-13-00222 (Beilstein Handbook Reference) 62723-89-1 BRN 1626228 N-(2,6-Dioxo-3-piperidyl)-4,5,6,7-tetrahydrophthalimide Phthalimide, 4,5,6,7-tetrahydro-N-(2,6-dioxo-3-piperidyl)- alpha-(3,4,5,6-Tetrahydrophthalimido)-glutarimide