1	IG2	(2s,3s)-2,3-dihydroxy-3-(1h-imidazol-5-yl)propyl dihydrogen phosphate	1.000
2	IYP	(2r,3s)-2,3-dihydroxy-3-(1h-imidazol-5-yl)propyl dihydrogen phosphate	1.000
3	HSA	Phosphoric acid mono-[2-amino-3-(3h-imidazol-4-yl)-propyl]ester	0.812
4	IGP	Indole-3-glycerol phosphate	0.700