Synonyms: 5'-Guanylicacid, monoanhydride with imidodiphosphoric acid (8CI,9CI); Imidodiphosphoricacid, monoanhydride with 5'-guanylic acid (8CI); 5-Guanylylimidodiphosphate;5'-Guanylyl imidodiphosphate; 5'-Guanylyliminodiphosphonate; Guanosine 5'-(b,g-imido)triphosphate; Guanosine 5'-(b,g-imino)triphosphate; Guanylyl imidodiphosphate;Guanylyl-5'-(b,g-imido)diphosphate; Guanylyl-b,g-imidodiphosphate; b,g-Imidoguanosine-5'-triphosphate