Synonyms: 138787-11-8;AC1L9R67;7-Benzyl-3-methyl-N5-.beta.-D-ribofuranosylpyrazolo[4,3-d]-1,2,3-triazin-4-one;7-Benzyl-3-methyl-N5-beta-D-ribofuranosylpyrazolo(4,3-d)-1,2,3-triazin-4-one;7-benzyl-5-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-3-methylpyrazolo[4,3-d]triazin-4-one