1 NE8 6-amino-4-(2-phenylethyl)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 1.000 2 NEZ 6-amino-4-[2-(4-methylphenyl)ethyl]-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.958 3 E89 6-amino-4-[2-(4-methoxyphenyl)ethyl]-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.920 4 OQN 6-amino-2-(methylamino)-4-phenethyl-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.920 5 OQQ 6-amino-2-(methylamino)-4-(4-(trifluoromethyl)phenethyl)-3,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.793 6 1WK Methyl 6-[6-amino-2-(methylamino)-8-oxo-7,8-dihydro-1h-imidazo[4,5-G]quinazolin-4-yl]-5,6-dideoxy-beta-D-ribo-hexofuranoside 0.700