Synonyms: 2,4(1H,3H)-Pyrimidinedione,dihydro-5,6-dihydroxy-5-methyl-, cis-; Hydrouracil, 5,6-dihydroxy-5-methyl-,stereoisomer (8CI); cis-5,6-Dihydro-5,6-dihydroxythymine;cis-5,6-Dihydroxy-5,6-dihydrothymine; cis-5,6-Dihydroxythymine; cis-Thymineglycol