1	LYT	Butylamine	1.000
2	4HA	4-hydroxybutan-1-aminium	0.833
3	58I	4-azaniumylbutylazanium	0.833
4	A1AIV	4-aminobutanenitrile	0.833
5	AML	Amylamine	0.833
6	BMD	Butyramide	0.833
7	LEN	3-methylbutan-1-amine	0.833
8	PUT	1,4-diaminobutane	0.833
9	3CN	3-aminopropane	0.800
10	A1IG4	(E)-but-2-ene	0.800
11	AKK	(1z)-prop-1-en-1-amine	0.800
12	AYE	Prop-2-en-1-amine	0.800
13	CNV	Propanenitrile	0.800
14	NBU	N-butane	0.800
15	5Z9	(2r)-2-methyl-2-oxidanyl-butanenitrile	0.714
16	6R3	2-azanylpenta-1,4-dien-3-one	0.714
17	8R1	(R)-2-aminobutanamide	0.714
18	ABU	Gamma-amino-butanoic acid	0.714
19	ARN	1-imino-5-pentanone	0.714
20	LB9	5-azaniumylpentylazanium	0.714
21	N2P	Pentane-1,5-diamine	0.714
22	SY8	5-azanylpentan-2-one	0.714
23	U67	4-methylpentan-1-amine	0.714
24	WHX	5-aminopentan-1-ol	0.714
25	XEJ	(3r)-3-aminobutanamide	0.714
26	XKV	(2r)-2-aminobutanamide	0.714
27	YWF	Gamma-aminobutenoic acid	0.714