Pomalidomide-PEG5-CO2H;3-[2-[2-[2-[2-[2-[[2-(2,6-Dioxopiperidin-3-yl)-1,3-dioxoisoindol-4-yl]amino]ethoxy]ethoxy]ethoxy]eth;Pomalidomide 4'-PEG5-acid;1-((2-(2,6-Dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-3,6,9,12,15-pentaoxaoctadecan-18-oic acid;Crosslinker−E3 Ligase ligand conjugate;Partial PROTAC;Template for synthesis of targeted protein degrader