1	HPT	6-hydroxypropylthymine	1.000
2	CCV	6-[3-hydroxy-2-(hydroxymethyl)propyl]-5-methyl-2,4(1h,3h)-pyrimidinedione	0.867
3	I51	6-[3-hydroxy-2-(hydroxymethyl)prop-1-en-1-yl]-5-methylpyrimidine-2,4(1h,3h)-dione	0.867
4	FSK	6-[(1z)-3-fluoro-2-(hydroxymethyl)prop-1-en-1-yl]-1,5-dimethylpyrimidine-2,4(1h,3h)-dione	0.812
5	NCV	N-methyl-6-(1,3-dihydroxy-isobutyl)thymine	0.812
6	NMF	6-[(2r)-2-(fluoromethyl)-3-hydroxy-propyl]-1,5-dimethyl-pyrimidine-2,4-dione	0.812
7	SK7	6-[3-hydroxy-2-(hydroxymethyl)prop-1-en-1-yl]-1,5-dimethylpyrimidine-2,4(1h,3h)-dione	0.812
8	I6R	6-ethyl-1h-pyrimidine-2,4-dione	0.769
9	3CJ	6-propyl-2-thioxo-2,3-dihydropyrimidin-4(1h)-one	0.714
10	EV0	2-amino-6-propylpyrimidin-4(3h)-one	0.714
11	IHF	5-azanyl-6-ethyl-1h-pyrimidine-2,4-dione	0.714