(R)-8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl-4,4,4-d3)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl-4,4,4-d3)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione