1	979	5,6-diphenyl-N-(2-piperazin-1-ylethyl)furo[2,3-D]pyrimidin-4-amine	1.000
2	547	2,3-diphenyl-N-(2-piperazin-1-ylethyl)furo[2,3-B]pyridin-4-amine	0.935
3	PFQ	2-[(5,6-diphenylfuro[2,3-D]pyrimidin-4-yl)amino]ethanol	0.774
4	DFW	N-(5,6-diphenylfuro[2,3-D]pyrimidin-4-yl)glycine	0.750
5	DFY	(5,6-diphenyl-furo[2,3-D]pyrimidin-4-ylamino)-acetic	0.750
6	DFZ	3-amino-3-benzyl-[4.3.0]bicyclo-1,6-diazanonan-2-one	0.719