NPC-200

1,3-DIPROPYL-8-PHENYLXANTHINE

1,3-Dipropyl-8-phenyl-7H-purine-2,6(1H,3H)-dione

1,3-Dipropyl-8-phenyl-1H-purine-2,6(3H,7H)-dione

dione,3,7-dihydro-1,3-dipropyl-8-phenyl-1h-purine-6

3,9-Dihydro-8-phenyl-1,3-dipropyl-1H-purine-2,6-dione