2,4(1H,3H)-Pyrimidinedione, dihydro-5-methyl-5-((1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl)methyl)- 28100-77-8 5-Thyminil-5,6-dihydrothymine 5-Thyminyl-5,6-dihydrothymine