Synonyms: 89889-87-2;1-(3,4-Dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-6-(4-methoxy-benzyl)-3-methyl-1,6-dihydro-pyrazolo(4,3-d)pyrimidin-7-one;1-(3,4-Dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-6-(4-methoxy-benzyl)-3-methyl-1,6-dihydro-pyrazolo[4,3-d]pyrimidin-7-one;AC1MHNMT;1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-6-[(4-methoxyphenyl)methyl]-3-methylpyrazolo[4,3-d]pyrimidin-7-one