1	HGW	5-iodanylpyrimidine	1.000
2	P1R	Pyrimidine	0.857
3	IDH	(5s)-5-iododihydro-2,4(1h,3h)-pyrimidinedione	0.778
4	IUR	5-iodouracil	0.778
5	71O	Pyrimidin-2-ol	0.750
6	93B	1,3-diazinane-2-thione	0.750
7	A1BDM	2-bromopyrimidine	0.750
8	HHN	5-bromanylpyrimidine	0.750
9	L60	1,3-diazinan-2-one	0.750
10	LGA	Pyrimidin-2-amine	0.750
11	T5V	Pyrimidin-5-amine	0.750
12	W3J	1,4,5,6-tetrahydropyrimidin-2-amine	0.750