1	IMG	1,4-dideoxy-1,4-imino-1-(S)-(9-deazaguanin-9-yl)-D-ribitol	1.000
2	5NT	2-azanyl-7-[(2~{S},3~{R},5~{S})-5-(hydroxymethyl)-3-oxidanyl-pyrrolidin-2-yl]-3,5-dihydropyrrolo[3,2-D]pyrimidin-4-one	0.950
3	IMH	1,4-dideoxy-4-aza-1-(S)-(9-deazahypoxanthin-9-yl)-D-ribitol	0.950
4	9DI	9-deazainosine	0.857
5	UA2	3,4-pyrrolidinediol,2-(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)-5-(hydroxymethyl)-2s,3s,4r,5r	0.857
6	MTI	3,4-dihydroxy-2-[(methylsulfanyl)methyl]-5-(4-oxo-4,5-dihydro-3h-pyrrolo[3,2-D]pyrimidin-7-yl)pyrrolidinium	0.818
7	FMB	Formycin B	0.773
8	IMU	Phosphoric acid mono-[5-(2-amino-4-oxo-4,5-dihydro-3h-pyrrolo[3,2-D]pyrimidin-7-yl)-3,4-dihydroxy-pyrrolidin-2-ylmethyl] ester	0.760
9	MTM	(3s,4r)-2-(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)-5-[(methylsulfanyl)methyl]pyrrolidine-3,4-diol	0.739
10	IRP	(1s)-1(9-deazahypoxanthin-9yl)1,4-dideoxy-1,4-imino-D-ribitol-5-phosphate	0.720