The molecule is a purine ribonucleoside 5'-monophosphate. It derives from a guanosine 5'-monophosphate. It is a conjugate acid of a N(7)-methylguanosine 5'-phosphate.
[(2R,3S,4R,5R)-5-(2-amino-7-methyl-6-oxo-1H-purin-9-ium-9-yl)-3,4-dihydroxyoxolan-2-yl]methyl dihydrogen phosphate