IUPAC:1-[(2R,3R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)-3-methyloxolan-2-yl]-2-sulfanylidene-1,2,3,4-tetrahydropyrimidin-4-one
IUPAC:1-[(2R,3R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)-3-methyloxolan-2-yl]-2-sulfanylidene-1,2,3,4-tetrahydropyrimidin-4-one