1	S9G	Cyclopropyl-[4-[(2~{S})-oxolan-2-yl]carbonylpiperazin-1-yl]methanone	1.000
2	JMM	[4-(cyclopropanecarbonyl)piperazin-1-yl](furan-2-yl)methanone	1.000
3	K2M	4-(furan-2-carbonyl)piperazine-1-carboxamide	0.789
4	U1G	1-[4-(furan-2-carbonyl)piperazin-1-yl]ethan-1-one	0.789
5	SYX	(4-methylpiperazin-1-yl)[(2r)-oxolan-2-yl]methanone	0.778
6	T8J	1-[4-(thiophene-2-carbonyl)piperazin-1-yl]ethan-1-one	0.700