1	CKR	6-amino-2-[(2-morpholin-4-ylethyl)amino]-3,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one	1.000
2	SQO	2-{[2-(4-morpholinyl)ethyl]amino}-1,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one	0.958
3	2YM	6-amino-2-{[2-(piperidin-1-yl)ethyl]amino}-3,5-dihydro-8h-imidazo[4,5-G]quinazolin-8-one	0.920
4	2YO	2-{[2-(piperidin-1-yl)ethyl]amino}-3,5-dihydro-8h-imidazo[4,5-G]quinazolin-8-one	0.880
5	2WU	6-amino-2-(methylamino)-3,7-dihydro-8h-imidazo[4,5-G]quinazolin-8-one	0.708