497240-01-4

4,6(1H,5H)-Pyrimidinedione,dihydro-1,3-dimethyl-5-[5-(1,2,3,4-tetrahydro-6-hydroxy-1,3-dimethyl-4-oxo-2-thioxo-5-pyrimidinyl)-2,4-pentadienylidene]-2-thioxo-