1	FFN	5-(4-fluorophenyl)-2-methyl-3~{H}-thieno[2,3-D]pyrimidin-4-one	1.000
2	FQD	5-(4-fluorophenyl)thieno[2,3-D]pyrimidin-4(3h)-one	0.944
3	22L	5-phenylthieno[2,3-D]pyrimidin-4(3h)-one	0.889
4	54X	5-(thiophen-2-yl)thieno[2,3-D]pyrimidin-4(1h)-one	0.737
5	4NR	5-(4-fluorophenyl)-7h-pyrrolo[2,3-D]pyrimidine-2,4-diamine	0.714
6	Q0K	2-amino-5-(P-tolyl)-3h-pyrrolo[2,3-D]pyrimidin-4(7h)-one	0.714
7	QYB	3-phenyl-1h,4h,5h-pyrazolo[3,4-D]pyrimidin-4-one	0.700