1,6-Dihydro-6-(2-(3,4-dimethoxyphenyl)ethyl)-3-methyl-7H-pyrazolo(4,3-d)pyrimidin-7-one 7H-Pyrazolo(4,3-d)pyrimidin-7-one, 1,6-dihydro-6-(2-(3,4-dimethoxyphenyl)ethyl)-3-methyl- 86927-76-6