(R)-1-(2-(2,6-Dioxopiperidin-3-yl)-1,3-dioxoisoindolin-5-yl)pyrrolidine-3-carbaldehyde

(R)-1-(2-(2,6-Dioxopiperidin-3-yl)-1,3-dioxoisoindolin-5-yl)pyrrolidine-3-carbaldehyde ·