1	IMH	1,4-dideoxy-4-aza-1-(S)-(9-deazahypoxanthin-9-yl)-D-ribitol	1.000
2	IMG	1,4-dideoxy-1,4-imino-1-(S)-(9-deazaguanin-9-yl)-D-ribitol	0.950
3	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	0.900
4	9DI	9-deazainosine	0.900
5	UA2	3,4-pyrrolidinediol,2-(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)-5-(hydroxymethyl)-2s,3s,4r,5r	0.900
6	MTI	3,4-dihydroxy-2-[(methylsulfanyl)methyl]-5-(4-oxo-4,5-dihydro-3h-pyrrolo[3,2-D]pyrimidin-7-yl)pyrrolidinium	0.857
7	FMB	Formycin B	0.810
8	MTM	(3s,4r)-2-(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)-5-[(methylsulfanyl)methyl]pyrrolidine-3,4-diol	0.773
9	IRP	(1s)-1(9-deazahypoxanthin-9yl)1,4-dideoxy-1,4-imino-D-ribitol-5-phosphate	0.750
10	FMC	(1s)-1-(7-amino-1h-pyrazolo[4,3-D]pyrimidin-3-yl)-1,4-anhydro-D-ribitol	0.727
11	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	0.720
12	7A6	(2s,3s,4r,5s)-2-(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)-5-[(propylsulfanyl)methyl]pyrrolidine-3,4-diol	0.708