GalNAc-L96 (free base)

CC(N[C@H]([C@H]([C@H]([C@H](O1)COC(C)=O)OC(C)=O)OC(C)=O)[C@@H]1OCCCCC(NCCCNC(CCOCC(COCCC(NCCCNC(CCCCO[C@H]2[C@@H]([C@H]([C@H]([C@H](O2)COC(C)=O)OC(C)=O)OC(C)=O)NC(C)=O)=O)=O)(COCCC(NCCCNC(CCCCO[C@H]3[C@@H]([C@H]([C@H]([C@H](O3)COC(C)=O)OC(C)=O)OC(C)=O)NC(C)=O)=O)=O)NC(CCCCCCCCCCC(N(C[C@@H](C4)OC(CCC(O)=O)=O)[C@@H]4COC(C5=CC=C(C=C5)OC)(C6=CC=CC=C6)C7=CC=C(C=C7)OC)=O)=O)=O)=O)=O

[1]Anna Clua, et al. Properties of Parallel Tetramolecular G-Quadruplex Carrying N-Acetylgalactosamine as Potential Enhancer for Oligonucleotide Delivery to Hepatocytes. Molecules. 2022 Jun 20;27 (12) :3944.