1,3,6-trimethyl-7-propan-2-ylsulfanylpteridine-2,4-dione

1,3,6-trimethyl-7-propan-2-ylsulfinylpteridine-2,4-dione

7-hydroxysulfanyl-1,3,6-trimethylpteridine-2,4-dione

1,3,6-trimethyl-7-[(1,3,6-trimethyl-2,4-dioxopteridin-7-yl)disulfanyl]pteridine-2,4-dione

7-(ethyldisulfanyl)-1,3,6-trimethylpteridine-2,4-dione