Pomalidomide Standard

4-Amino-2-(2,6-dioxo-3-piperidinyl)isoindole-1,3-dione; 4-Amino-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione;  (RS)-4-Amino-2-(2,6-dioxopiperidin-3-yl)isoindole-1,3-dione;