1	Q7Y	7-[(3-aminopropyl)amino]-1-sulfanylheptan-2-one	1.000
2	Q6M	7-[(3-aminopropyl)amino]heptane-2,2-diol	0.867
3	Q6P	7-[(3-aminopropyl)amino]-1-methoxyheptane-2,2-diol	0.765
4	XS6	6-[(3-aminopropyl)amino]-N-hydroxyhexanamide	0.750
5	FKS	7-[(3-aminopropyl)amino]-1,1,1-trifluoroheptane-2,2-diol	0.722