1	NIE	Nitroethane	1.000
2	N1P	1-nitropropane	0.833
3	NIS	2-nitropropane	0.833
4	AXO	(1e)-N-hydroxyethanimine	0.800
5	NOE	Nitrosoethane	0.800
6	NBT	(2s)-2-nitrobutane	0.714