1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-aminophenyl)-1, 3-dimethyl-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-chloro-2-butenyl)-3-methyl-8-(1-piperazinyl)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-chloro-2-butenyl)-8-(bis(2-hydroxyethyl)amino)-3-methyl-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-chloro-2-butenyl)-8-hydrazino-3-methyl-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-chlorophenyl)-1, 3-dimethyl-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-hydroxy-2-(4-nitrophenyl)ethyl)-3-methyl-8-(1-piperazinyl)-, monohydrochloride

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-hydroxyethyl)-8-(hydroxymethyl)-1, 3-dimethyl-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-hydroxypropyl)-1, 3-dimethyl-, (R)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(2-hydroxypropyl)-1, 3-dimethyl-, (S)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3, 3-diethoxypropyl)-1-methyl-3-(2-methylpropyl)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3, 4-dihydroxybutyl)-1, 3-dipropyl-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-(((3-chlorophenyl)phenylmethyl)amino)propyl)-1, 3-dimethyl-, hydrochloride

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-(((4-chlorophenyl)-4-pyridinylmethyl)amino)propyl)-1, 3-dimethyl-, dihydrochloride, (+-)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-(((4-chlorophenyl)phenylmethyl)amino)propyl)-1, 3-dimethyl-, (+-)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-(((4-chlorophenyl)phenylmethyl)methylamino)propyl)-1, 3-dimethyl-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-((1-((3, 4-dihydroxyphenyl)hydroxymethyl)propyl)amino)propyl)-1, 3-dimethyl-, monohydrochloride

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-((2-(3, 4-dihydroxyphenyl)-2-hydroxy-1-methylethyl)amino)propyl)-1, 3-dimethyl-, monohydrochloride

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-((2-(3, 4-dihydroxyphenyl)-2-hydroxyethyl)amino)propyl)-1, 3-dimethyl-, monohydrochloride, (R)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-((2-(3, 4-dihydroxyphenyl)-2-hydroxyethyl)amino)propyl)-1, 3-dimethyl-, monohydrochloride, (S)-

1H-Purine-2, 6-dione, 3, 7-dihydro-7-(3-((2-(3, 4-dihydroxyphenyl)ethyl)amino)butyl)-1, 3-dimethyl-, hydrochloride