1H-Purine-2,6-dione, 3,7-dihydro-8-(methoxymethyl)-1-methyl-3-(2-methylpropyl)- 3,7-Dihydro-8-(methoxymethyl)-1-methyl-3-(2-methylpropyl)-1H-purine-2,6-dione 78033-08-6 8-Methoxy-isobutylmethylxanthine