1	E6D	Ethyl (3s)-3-hydroxy-4-({(2s)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate	1.000
2	E6C	N-[1-hydroxycarboxyethyl-carbonyl]leucylamino-2-methyl-butane	0.840