1 2MQ 6-amino-4-(2-aminoethyl)-2-(methylamino)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 1.000 2 PK3 6-amino-4-(2-hydroxyethyl)-2-(methylamino)-3,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.905 3 2WU 6-amino-2-(methylamino)-3,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.850 4 ITE 2-(methylamino)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.800 5 K7H ~{N}2-methyl-7,8-dihydro-3~{H}-imidazo[4,5-G]quinazoline-2,6-diamine 0.800 6 344 6-amino-3,7-dihydro-imidazo[4,5-G]quinazolin-8-one 0.750 7 OQN 6-amino-2-(methylamino)-4-phenethyl-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.731 8 HRD 2,6-bis(methylamino)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.727 9 BGU 2,6-diamino-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.714 10 S60 6-amino-2-methyl-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.714 11 AFQ 6-amino-4-{2-[(cyclopentylmethyl)amino]ethyl}-2-(methylamino)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.704