Full name guanine nucleoside Guanosine (Guanosine), also known as beta 9 D f uran RNA base guanine, since it has a taste, and has synergistic effect with sodium glutamate, thus can improve the MSG umami several times to dozens times At the same time it still r ibavirin Acyclovir acv Three oxygen a zole nucleosides  Sodium guanosine triphosphate and other nucleoside antiviral drugs are important raw materials.  At present, the demand for guanosine is increasing at an annual rate of 10% to 20%, and the market outlook is very optimistic .