3,7-Dihydro-3,7-dimethyl-1-(5-oxohexyl)-1H-purine-2,6-dione-d6

Trental-d

Vazofirin-d6

1-(5-Oxohexyl)-3,7-dimethylxanthine-d6

1-(5-Oxohexyl)Theobromine-d6

Oxpentifylline-d6