1	XTN	2-amino-1,5-dihydropteridine-4,6-dione	1.000
2	PE0	Pterine	0.923
3	ROI	7,8-dihydro-7,7-dimethyl-6-hydroxypterin	0.867
4	44V	(6s)-2-amino-6-methyl-5,6,7,8-tetrahydropteridin-4(3h)-one	0.857
5	44W	2-amino-6-methyl-7,8-dihydropteridin-4(3h)-one	0.857
6	7PD	2-aminopteridine-4,7(3h,8h)-dione	0.857
7	B60	2-amino-8-methyl-7,8-dihydropteridin-4(3h)-one	0.857
8	B62	(6r)-2-amino-6-methyl-5,6,7,8-tetrahydropteridin-4(3h)-one	0.857
9	JSO	2-azanyl-6-methyl-3~{H}-pteridin-4-one	0.857
10	XHP	2-amino-6-methylidene-6,7-dihydropteridin-4(3h)-one	0.857
11	6FP	2-amino-4-oxo-3,4-dihydropteridine-6-carbaldehyde	0.800
12	HHR	6-hydroxymethylpterin	0.800
13	PH2	2-amino-6-hydroxymethyl-7,8-dihydro-3h-pteridin-4-one	0.800
14	ZZZ	6-formyltetrahydropterin	0.800
15	LUZ	Pteridine-2,4(1h,3h)-dione	0.786
16	OXG	8-oxoguanine	0.786
17	QBK	5-azanyl-[1,3]thiazolo[5,4-D]pyrimidine-2,7-dione	0.786
18	T0A	5-deazatetrahydropterin	0.786
19	2K8	(6r)-2-amino-4-oxo-3,4,5,6,7,8-hexahydropteridine-6-carboxylic acid	0.750
20	HHS	6-carboxypterin	0.750
21	JP2	2-amino-4-oxo-1,4-dihydropteridine-7-carboxylic acid	0.750
22	OV9	2-azanyl-4-oxidanylidene-3~{H}-pteridine-7-carboxylic acid	0.750
23	7DG	7-deazaguanine	0.714
24	9DG	9-deazaguanine	0.714
25	9QC	5-azanyl-3,6-dihydro-[1,2,3]triazolo[4,5-D]pyrimidin-7-one	0.714
26	AZG	5-amino-1h-[1,2,3]triazolo[4,5-D]pyrimidin-7-ol	0.714
27	GUN	Guanine	0.714
28	QY8	2-amino-3h,4h,7h-pyrrolo[2,3-D]pyrimidin-4-one	0.714
29	AP4	7-amino-3,3a,4,5-tetrahydro-8h-2-oxa-5,6,8,9b-tetraaza-cyclopenta[a]naphthalene-1,9-dione	0.706
30	B56	2-amino-8-methyl-4-oxo-3,4,7,8-tetrahydropteridine-6-carboxylic acid	0.706