1 0WW 4-{2-[(cyclohexylmethyl)amino]ethyl}-2-[(thiophen-2-ylmethyl)amino]-3,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 1.000 2 AAQ 6-amino-4-[2-(benzylamino)ethyl]-2-(methylamino)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.812 3 PK2 6-amino-4-{2-[(cyclohexylmethyl)amino]ethyl}-2-(methylamino)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.812 4 AEK 4-{2-[(cyclopentylmethyl)amino]ethyl}-2-(methylamino)-3,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.750 5 AFQ 6-amino-4-{2-[(cyclopentylmethyl)amino]ethyl}-2-(methylamino)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.727 6 0UX 6-amino-2-(methylamino)-4-(2-{[(3s,5s,7s)-tricyclo[3.3.1.1~3,7~]dec-1-ylmethyl]amino}ethyl)-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one 0.722