Synonyms: 1H-Purinium,2-amino-6,9-dihydro-9-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-b-D-ribofuranosyl]-7-methyl-6-oxo-,inner salt; Purinium, 2-amino-1,6-dihydro-7-methyl-6-oxo-9-b-D-ribofuranosyl-, hydroxide,5'-(tetrahydrogen triphosphate), inner salt (8CI); 7-Methylguanosine5'-triphosphate; 7-Methylguanosinetriphosphate; m7GTP