1	LZJ	6-(2,6-dibromophenyl)pyrido[2,3-D]pyrimidine-2,7-diamine	1.000
2	DX2	6-phenylpteridine-2,4,7-triamine	0.773
3	LZK	6-(2,6-dimethoxyphenyl)pyrido[2,3-D]pyrimidine-2,7-diamine	0.750
4	AUE	6-(3-chlorophenyl)pteridine-2,4,7-triamine	0.739
5	AUG	6-(3-bromophenyl)pteridine-2,4,7-triamine	0.739
6	AP6	2,4-diamino-6-phenyl-5,6,7,8,-tetrahydropteridine	0.727