1-(4-Aminophenethyl)-8-dicyclopropylmethyl-1-propylxanthine 149741-45-7 1H-Purine-2,6-dione, 3,7-dihydro-1-(2-(4-aminophenyl)ethyl)-8-(dicyclopropylmethyl)-1-propyl- 3,7-Dihydro-1-(2-(4-aminophenyl)ethyl)-8-(dicyclopropylmethyl)-1-propyl-1H-purine-2,6-dione