1	42C	N,N-dimethyl-7h-purin-6-amine	1.000
2	N6M	N-methyl-9h-purin-6-amine	0.917
3	OYK	~{N},9-dimethylpurin-6-amine	0.846
4	OYN	2-chloranyl-~{N}-methyl-9~{H}-purin-6-amine	0.846
5	IT6	2-chloranyl-~{N},9-dimethyl-purin-6-amine	0.786
6	WUT	9~{H}-purine	0.750
7	HA8	N6-(buta-2,3-dienyl)adenine	0.733
8	IF3	~{N}2,~{N}6,9-trimethylpurine-2,6-diamine	0.733
9	OYT	9-cyclopropyl-~{N}-methyl-purin-6-amine	0.733