label: 3-(2-deoxy-5-O-phosphono-beta-D-ribofuranosyl)-6-methyl-1,3-dihydro-2H-pyrrolo[2,3-d]pyrimidin-2-one
label_lc: 3-(2-deoxy-5-o-phosphono-beta-d-ribofuranosyl)-6-methyl-1,3-dihydro-2h-pyrrolo[2,3-d]pyrimidin-2-one