1	5AZ	6-amino-1,3,5-triazin-2(1h)-one	1.000
2	6AM	4,6-diamino-1,3,5-triazin-2-ol	0.889
3	CYT	6-aminopyrimidin-2(1h)-one	0.778
4	ZZS	1,3,5-triazine-2,4-diamine	0.778
5	17E	5-methylcytosine	0.700
6	1LD	5-fluorocytosine	0.700
7	1MC	1-methylcytosine	0.700
8	3AW	6-methyl-1,3,5-triazine-2,4-diamine	0.700
9	3MC	3-methylcytosine	0.700
10	6UA	6-aminopyrimidine-2,4(3h,5h)-dione	0.700
11	AX2	1,3,5-triazine-2,4,6-triamine	0.700
12	WDL	1,3,5-triazine-2,4,6-triol	0.700