155006-67-0 1H-Purine-2,6-dione, 3,7-dihydro-7-(2,2-dimethylpropyl)-1-methyl- 3,7-Dihydro-7-(2,2-dimethylpropyl)-1-methyl-1H-purine-2,6-dione 7-(2,2-Dimethylpropyl)-1-methylxanthine BRN 7252641 MX2/120