1	JMQ	7-(((2r,3r,4s)-3,4-dihydroxy-2-(hydroxymethyl)pyrrolidin-1-yl)methyl)-3h-pyrrolo[3,2-D]pyrimidin-4(5h)-one	1.000
2	AGV	(2r,3r,4s)-1-[(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)methyl]-2-(hydroxymethyl)pyrrolidine-3,4-diol	0.905
3	MBY	(2r,3r,4s)-2-(hydroxymethyl)-1-[(4-hydroxythieno[3,2-D]pyrimidin-7-yl)methyl]pyrrolidine-3,4-diol	0.905
4	DIH	7-[[(3r,4r)-3-(hydroxymethyl)-4-oxidanyl-pyrrolidin-1-ium-1-yl]methyl]-3,5-dihydropyrrolo[3,2-D]pyrimidin-4-one	0.773
5	IM5	2-amino-7-{[(3r,4r)-3-hydroxy-4-(hydroxymethyl)pyrrolidin-1-yl]methyl}-3,5-dihydro-4h-pyrrolo[3,2-D]pyrimidin-4-one	0.739
6	IMQ	(2r,3r,4s)-2-(hydroxymethyl)-1-(quinolin-8-ylmethyl)pyrrolidine-3,4-diol	0.739