英文别名2-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(((hydroxy((hydroxy(1H-imidazol-1-yl)phosphoryl)oxy)phosphoryl)oxy)methyl)tetrahydrofuran-2-yl)-7-methyl-6-oxo-6,9-dihydro-3H-purin-7-ium disodium salt; Guanosine Impurity 4 Disodium Salt; 7-Me-3'-OMe-GDP imidazole; m7GDP-IMZ,Disodium Salt