2-THIO-6-AZAURIDINE

6-aza-2-thiouridine

1-beta-D-Ribofuranosyl-2-thio-6-azauracil

3,4-Dihydro-2-β-D-ribofuranosyl-3-thioxo-1,2,4-triazin-5(2H)-one

2,3-Dihydro-2-(β-D-ribofuranosyl)-3-thioxo-1,2,4-triazine-5(4H)-one

(2,3,4,5-tetrahydro)-3-thioxo-2-(beta-D-ribofuranosyl)-1,2,4-triazin-5-one