1	TPZ	O-phosphono-N-(5-sulfanylpentanoyl)-L-threonine	1.000
2	TXZ	O-phosphono-N-(6-sulfanylhexanoyl)-L-threonine	0.857
3	TP7	Coenzyme B	0.818
4	XP8	O-phosphono-N-(8-sulfanyloctanoyl)-L-threonine	0.783
5	XP9	O-phosphono-N-(9-sulfanylnonanoyl)-L-threonine	0.750